Home / 566,206.89-781,342.06-308,084.91

Finding the Fourth Proportional to 566,206.89, 781,342.06 and 308,084.91

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Solution

The fourth proportional to 566,206.89, 781,342.06 and 308,084.91 is: 425,144.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,206.89 : 781,342.06 = 308,084.91 : x
  2. Step 2: Convert to fraction form
    566,206.89/781,342.06 = 308,084.91/x
  3. Step 3: Cross multiply
    566,206.89x = 781,342.06 × 308,084.91
  4. Step 4: Simplify right side
    566,206.89x = 240,719,698,234.32
  5. Step 5: Solve for x
    x = 240,719,698,234.32/566,206.89
  6. Step 6: Final answer
    x = 425,144.42

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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.