Home / 862,535.43-1,190,307.05-475,364.97

Finding the Fourth Proportional to 862,535.43, 1,190,307.05 and 475,364.97

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Solution

The fourth proportional to 862,535.43, 1,190,307.05 and 475,364.97 is: 656,008.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,535.43 : 1,190,307.05 = 475,364.97 : x
  2. Step 2: Convert to fraction form
    862,535.43/1,190,307.05 = 475,364.97/x
  3. Step 3: Cross multiply
    862,535.43x = 1,190,307.05 × 475,364.97
  4. Step 4: Simplify right side
    862,535.43x = 565,830,278,983.48
  5. Step 5: Solve for x
    x = 565,830,278,983.48/862,535.43
  6. Step 6: Final answer
    x = 656,008.16

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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.