Home / 771,046.83-1,156,680.81-238,609.53

Finding the Fourth Proportional to 771,046.83, 1,156,680.81 and 238,609.53

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Solution

The fourth proportional to 771,046.83, 1,156,680.81 and 238,609.53 is: 357,948.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,046.83 : 1,156,680.81 = 238,609.53 : x
  2. Step 2: Convert to fraction form
    771,046.83/1,156,680.81 = 238,609.53/x
  3. Step 3: Cross multiply
    771,046.83x = 1,156,680.81 × 238,609.53
  4. Step 4: Simplify right side
    771,046.83x = 275,995,064,434.12
  5. Step 5: Solve for x
    x = 275,995,064,434.12/771,046.83
  6. Step 6: Final answer
    x = 357,948.51

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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.