Home / 757,330.94-1,045,116.64-417,799.20

Finding the Fourth Proportional to 757,330.94, 1,045,116.64 and 417,799.20

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Solution

The fourth proportional to 757,330.94, 1,045,116.64 and 417,799.20 is: 576,562.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,330.94 : 1,045,116.64 = 417,799.20 : x
  2. Step 2: Convert to fraction form
    757,330.94/1,045,116.64 = 417,799.20/x
  3. Step 3: Cross multiply
    757,330.94x = 1,045,116.64 × 417,799.20
  4. Step 4: Simplify right side
    757,330.94x = 436,648,896,098.69
  5. Step 5: Solve for x
    x = 436,648,896,098.69/757,330.94
  6. Step 6: Final answer
    x = 576,562.86

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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.