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Finding the Fourth Proportional to 951,726, 1,313,498.52 and 549,318

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Solution

The fourth proportional to 951,726, 1,313,498.52 and 549,318 is: 758,126.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,726 : 1,313,498.52 = 549,318 : x
  2. Step 2: Convert to fraction form
    951,726/1,313,498.52 = 549,318/x
  3. Step 3: Cross multiply
    951,726x = 1,313,498.52 × 549,318
  4. Step 4: Simplify right side
    951,726x = 721,528,380,009.36
  5. Step 5: Solve for x
    x = 721,528,380,009.36/951,726
  6. Step 6: Final answer
    x = 758,126.16

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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.