Home / 372,666.60-558,999.90-332,231.40

Finding the Fourth Proportional to 372,666.60, 558,999.90 and 332,231.40

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Solution

The fourth proportional to 372,666.60, 558,999.90 and 332,231.40 is: 498,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,666.60 : 558,999.90 = 332,231.40 : x
  2. Step 2: Convert to fraction form
    372,666.60/558,999.90 = 332,231.40/x
  3. Step 3: Cross multiply
    372,666.60x = 558,999.90 × 332,231.40
  4. Step 4: Simplify right side
    372,666.60x = 185,717,319,376.86
  5. Step 5: Solve for x
    x = 185,717,319,376.86/372,666.60
  6. Step 6: Final answer
    x = 498,347.10

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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.