Home / 749,673.42-1,033,473.21-534,439.82

Finding the Fourth Proportional to 749,673.42, 1,033,473.21 and 534,439.82

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Solution

The fourth proportional to 749,673.42, 1,033,473.21 and 534,439.82 is: 736,759.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,673.42 : 1,033,473.21 = 534,439.82 : x
  2. Step 2: Convert to fraction form
    749,673.42/1,033,473.21 = 534,439.82/x
  3. Step 3: Cross multiply
    749,673.42x = 1,033,473.21 × 534,439.82
  4. Step 4: Simplify right side
    749,673.42x = 552,329,231,159.86
  5. Step 5: Solve for x
    x = 552,329,231,159.86/749,673.42
  6. Step 6: Final answer
    x = 736,759.79

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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.