Home / 730,561.95-1,008,197.15-408,272.94

Finding the Fourth Proportional to 730,561.95, 1,008,197.15 and 408,272.94

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Solution

The fourth proportional to 730,561.95, 1,008,197.15 and 408,272.94 is: 563,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,561.95 : 1,008,197.15 = 408,272.94 : x
  2. Step 2: Convert to fraction form
    730,561.95/1,008,197.15 = 408,272.94/x
  3. Step 3: Cross multiply
    730,561.95x = 1,008,197.15 × 408,272.94
  4. Step 4: Simplify right side
    730,561.95x = 411,619,612,488.76
  5. Step 5: Solve for x
    x = 411,619,612,488.76/730,561.95
  6. Step 6: Final answer
    x = 563,428.76

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Double scale
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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.