Home / 778,484.17-1,167,761.39-238,701.02

Finding the Fourth Proportional to 778,484.17, 1,167,761.39 and 238,701.02

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Solution

The fourth proportional to 778,484.17, 1,167,761.39 and 238,701.02 is: 358,062.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,484.17 : 1,167,761.39 = 238,701.02 : x
  2. Step 2: Convert to fraction form
    778,484.17/1,167,761.39 = 238,701.02/x
  3. Step 3: Cross multiply
    778,484.17x = 1,167,761.39 × 238,701.02
  4. Step 4: Simplify right side
    778,484.17x = 278,745,827,877.31
  5. Step 5: Solve for x
    x = 278,745,827,877.31/778,484.17
  6. Step 6: Final answer
    x = 358,062.30

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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.