Home / 951,489.78-1,427,751.45-552,417.42

Finding the Fourth Proportional to 951,489.78, 1,427,751.45 and 552,417.42

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Solution

The fourth proportional to 951,489.78, 1,427,751.45 and 552,417.42 is: 828,926.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,489.78 : 1,427,751.45 = 552,417.42 : x
  2. Step 2: Convert to fraction form
    951,489.78/1,427,751.45 = 552,417.42/x
  3. Step 3: Cross multiply
    951,489.78x = 1,427,751.45 × 552,417.42
  4. Step 4: Simplify right side
    951,489.78x = 788,714,772,410.26
  5. Step 5: Solve for x
    x = 788,714,772,410.26/951,489.78
  6. Step 6: Final answer
    x = 828,926.16

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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.