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Finding the Fourth Proportional to 453,102.16, 625,296.96 and 249,168.64

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Solution

The fourth proportional to 453,102.16, 625,296.96 and 249,168.64 is: 343,861.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,102.16 : 625,296.96 = 249,168.64 : x
  2. Step 2: Convert to fraction form
    453,102.16/625,296.96 = 249,168.64/x
  3. Step 3: Cross multiply
    453,102.16x = 625,296.96 × 249,168.64
  4. Step 4: Simplify right side
    453,102.16x = 155,804,393,119.33
  5. Step 5: Solve for x
    x = 155,804,393,119.33/453,102.16
  6. Step 6: Final answer
    x = 343,861.51

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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.