Home / 400,432.10-600,471.02-119,897.06

Finding the Fourth Proportional to 400,432.10, 600,471.02 and 119,897.06

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Solution

The fourth proportional to 400,432.10, 600,471.02 and 119,897.06 is: 179,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,432.10 : 600,471.02 = 119,897.06 : x
  2. Step 2: Convert to fraction form
    400,432.10/600,471.02 = 119,897.06/x
  3. Step 3: Cross multiply
    400,432.10x = 600,471.02 × 119,897.06
  4. Step 4: Simplify right side
    400,432.10x = 71,994,709,913.20
  5. Step 5: Solve for x
    x = 71,994,709,913.20/400,432.10
  6. Step 6: Final answer
    x = 179,792.55

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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.