Home / 834,268.01-1,251,521.05-257,940.89

Finding the Fourth Proportional to 834,268.01, 1,251,521.05 and 257,940.89

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Solution

The fourth proportional to 834,268.01, 1,251,521.05 and 257,940.89 is: 386,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,268.01 : 1,251,521.05 = 257,940.89 : x
  2. Step 2: Convert to fraction form
    834,268.01/1,251,521.05 = 257,940.89/x
  3. Step 3: Cross multiply
    834,268.01x = 1,251,521.05 × 257,940.89
  4. Step 4: Simplify right side
    834,268.01x = 322,818,452,490.58
  5. Step 5: Solve for x
    x = 322,818,452,490.58/834,268.01
  6. Step 6: Final answer
    x = 386,948.14

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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.