Home / 757,332.94-1,045,119.40-417,801.20

Finding the Fourth Proportional to 757,332.94, 1,045,119.40 and 417,801.20

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Solution

The fourth proportional to 757,332.94, 1,045,119.40 and 417,801.20 is: 576,565.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,332.94 : 1,045,119.40 = 417,801.20 : x
  2. Step 2: Convert to fraction form
    757,332.94/1,045,119.40 = 417,801.20/x
  3. Step 3: Cross multiply
    757,332.94x = 1,045,119.40 × 417,801.20
  4. Step 4: Simplify right side
    757,332.94x = 436,652,139,463.28
  5. Step 5: Solve for x
    x = 436,652,139,463.28/757,332.94
  6. Step 6: Final answer
    x = 576,565.62

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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.