Home / 337,511.20-506,267.28-137,831.58

Finding the Fourth Proportional to 337,511.20, 506,267.28 and 137,831.58

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Solution

The fourth proportional to 337,511.20, 506,267.28 and 137,831.58 is: 206,747.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,511.20 : 506,267.28 = 137,831.58 : x
  2. Step 2: Convert to fraction form
    337,511.20/506,267.28 = 137,831.58/x
  3. Step 3: Cross multiply
    337,511.20x = 506,267.28 × 137,831.58
  4. Step 4: Simplify right side
    337,511.20x = 69,779,621,520.07
  5. Step 5: Solve for x
    x = 69,779,621,520.07/337,511.20
  6. Step 6: Final answer
    x = 206,747.57

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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.