Home / 551,387.39-760,825.17-344,631.38

Finding the Fourth Proportional to 551,387.39, 760,825.17 and 344,631.38

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Solution

The fourth proportional to 551,387.39, 760,825.17 and 344,631.38 is: 475,535.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,387.39 : 760,825.17 = 344,631.38 : x
  2. Step 2: Convert to fraction form
    551,387.39/760,825.17 = 344,631.38/x
  3. Step 3: Cross multiply
    551,387.39x = 760,825.17 × 344,631.38
  4. Step 4: Simplify right side
    551,387.39x = 262,204,224,471.71
  5. Step 5: Solve for x
    x = 262,204,224,471.71/551,387.39
  6. Step 6: Final answer
    x = 475,535.41

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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.