Home / 619,864.92-929,436.12-240,342.29

Finding the Fourth Proportional to 619,864.92, 929,436.12 and 240,342.29

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Solution

The fourth proportional to 619,864.92, 929,436.12 and 240,342.29 is: 360,373.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,864.92 : 929,436.12 = 240,342.29 : x
  2. Step 2: Convert to fraction form
    619,864.92/929,436.12 = 240,342.29/x
  3. Step 3: Cross multiply
    619,864.92x = 929,436.12 × 240,342.29
  4. Step 4: Simplify right side
    619,864.92x = 223,382,804,327.72
  5. Step 5: Solve for x
    x = 223,382,804,327.72/619,864.92
  6. Step 6: Final answer
    x = 360,373.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.