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Finding the Fourth Proportional to 347,773.60, 521,506.80 and 160,842.40

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Solution

The fourth proportional to 347,773.60, 521,506.80 and 160,842.40 is: 241,192.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,773.60 : 521,506.80 = 160,842.40 : x
  2. Step 2: Convert to fraction form
    347,773.60/521,506.80 = 160,842.40/x
  3. Step 3: Cross multiply
    347,773.60x = 521,506.80 × 160,842.40
  4. Step 4: Simplify right side
    347,773.60x = 83,880,405,328.32
  5. Step 5: Solve for x
    x = 83,880,405,328.32/347,773.60
  6. Step 6: Final answer
    x = 241,192.56

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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.