Home / 632,842.07-949,919.20-423,939.83

Finding the Fourth Proportional to 632,842.07, 949,919.20 and 423,939.83

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Solution

The fourth proportional to 632,842.07, 949,919.20 and 423,939.83 is: 636,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,842.07 : 949,919.20 = 423,939.83 : x
  2. Step 2: Convert to fraction form
    632,842.07/949,919.20 = 423,939.83/x
  3. Step 3: Cross multiply
    632,842.07x = 949,919.20 × 423,939.83
  4. Step 4: Simplify right side
    632,842.07x = 402,708,578,352.29
  5. Step 5: Solve for x
    x = 402,708,578,352.29/632,842.07
  6. Step 6: Final answer
    x = 636,349.26

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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.