Home / 414,255.12-571,824.60-363,805.20

Finding the Fourth Proportional to 414,255.12, 571,824.60 and 363,805.20

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Solution

The fourth proportional to 414,255.12, 571,824.60 and 363,805.20 is: 502,185.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,255.12 : 571,824.60 = 363,805.20 : x
  2. Step 2: Convert to fraction form
    414,255.12/571,824.60 = 363,805.20/x
  3. Step 3: Cross multiply
    414,255.12x = 571,824.60 × 363,805.20
  4. Step 4: Simplify right side
    414,255.12x = 208,032,762,967.92
  5. Step 5: Solve for x
    x = 208,032,762,967.92/414,255.12
  6. Step 6: Final answer
    x = 502,185.13

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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.