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Finding the Fourth Proportional to 373,047.76, 559,454.96 and 162,473.68

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Solution

The fourth proportional to 373,047.76, 559,454.96 and 162,473.68 is: 243,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,047.76 : 559,454.96 = 162,473.68 : x
  2. Step 2: Convert to fraction form
    373,047.76/559,454.96 = 162,473.68/x
  3. Step 3: Cross multiply
    373,047.76x = 559,454.96 × 162,473.68
  4. Step 4: Simplify right side
    373,047.76x = 90,896,706,145.45
  5. Step 5: Solve for x
    x = 90,896,706,145.45/373,047.76
  6. Step 6: Final answer
    x = 243,659.70

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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.