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Finding the Fourth Proportional to 669,543.32, 924,252.48 and 452,046.63

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Solution

The fourth proportional to 669,543.32, 924,252.48 and 452,046.63 is: 624,015.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,543.32 : 924,252.48 = 452,046.63 : x
  2. Step 2: Convert to fraction form
    669,543.32/924,252.48 = 452,046.63/x
  3. Step 3: Cross multiply
    669,543.32x = 924,252.48 × 452,046.63
  4. Step 4: Simplify right side
    669,543.32x = 417,805,215,792.09
  5. Step 5: Solve for x
    x = 417,805,215,792.09/669,543.32
  6. Step 6: Final answer
    x = 624,015.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.