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Finding the Fourth Proportional to 374,573.88, 561,861.36 and 152,957.88

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Solution

The fourth proportional to 374,573.88, 561,861.36 and 152,957.88 is: 229,437.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,573.88 : 561,861.36 = 152,957.88 : x
  2. Step 2: Convert to fraction form
    374,573.88/561,861.36 = 152,957.88/x
  3. Step 3: Cross multiply
    374,573.88x = 561,861.36 × 152,957.88
  4. Step 4: Simplify right side
    374,573.88x = 85,941,118,905.42
  5. Step 5: Solve for x
    x = 85,941,118,905.42/374,573.88
  6. Step 6: Final answer
    x = 229,437.03

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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.