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Finding the Fourth Proportional to 373,575.60, 560,363.40 and 148,970.70

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Solution

The fourth proportional to 373,575.60, 560,363.40 and 148,970.70 is: 223,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,575.60 : 560,363.40 = 148,970.70 : x
  2. Step 2: Convert to fraction form
    373,575.60/560,363.40 = 148,970.70/x
  3. Step 3: Cross multiply
    373,575.60x = 560,363.40 × 148,970.70
  4. Step 4: Simplify right side
    373,575.60x = 83,477,727,952.38
  5. Step 5: Solve for x
    x = 83,477,727,952.38/373,575.60
  6. Step 6: Final answer
    x = 223,456.05

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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.