Home / 757,471.57-1,045,332.63-417,961.69

Finding the Fourth Proportional to 757,471.57, 1,045,332.63 and 417,961.69

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Solution

The fourth proportional to 757,471.57, 1,045,332.63 and 417,961.69 is: 576,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,471.57 : 1,045,332.63 = 417,961.69 : x
  2. Step 2: Convert to fraction form
    757,471.57/1,045,332.63 = 417,961.69/x
  3. Step 3: Cross multiply
    757,471.57x = 1,045,332.63 × 417,961.69
  4. Step 4: Simplify right side
    757,471.57x = 436,908,992,646.95
  5. Step 5: Solve for x
    x = 436,908,992,646.95/757,471.57
  6. Step 6: Final answer
    x = 576,799.20

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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.