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Finding the Fourth Proportional to 452,999.89, 625,140.24 and 249,054.28

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Solution

The fourth proportional to 452,999.89, 625,140.24 and 249,054.28 is: 343,695.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,999.89 : 625,140.24 = 249,054.28 : x
  2. Step 2: Convert to fraction form
    452,999.89/625,140.24 = 249,054.28/x
  3. Step 3: Cross multiply
    452,999.89x = 625,140.24 × 249,054.28
  4. Step 4: Simplify right side
    452,999.89x = 155,693,850,961.91
  5. Step 5: Solve for x
    x = 155,693,850,961.91/452,999.89
  6. Step 6: Final answer
    x = 343,695.12

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1.5x scale

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.