Home / 733,625.84-1,012,390.76-411,334.94

Finding the Fourth Proportional to 733,625.84, 1,012,390.76 and 411,334.94

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Solution

The fourth proportional to 733,625.84, 1,012,390.76 and 411,334.94 is: 567,634.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,625.84 : 1,012,390.76 = 411,334.94 : x
  2. Step 2: Convert to fraction form
    733,625.84/1,012,390.76 = 411,334.94/x
  3. Step 3: Cross multiply
    733,625.84x = 1,012,390.76 × 411,334.94
  4. Step 4: Simplify right side
    733,625.84x = 416,431,692,521.15
  5. Step 5: Solve for x
    x = 416,431,692,521.15/733,625.84
  6. Step 6: Final answer
    x = 567,634.98

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.