Home / 283,057.89-390,454.02-181,046.13

Finding the Fourth Proportional to 283,057.89, 390,454.02 and 181,046.13

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Solution

The fourth proportional to 283,057.89, 390,454.02 and 181,046.13 is: 249,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,057.89 : 390,454.02 = 181,046.13 : x
  2. Step 2: Convert to fraction form
    283,057.89/390,454.02 = 181,046.13/x
  3. Step 3: Cross multiply
    283,057.89x = 390,454.02 × 181,046.13
  4. Step 4: Simplify right side
    283,057.89x = 70,690,189,263.94
  5. Step 5: Solve for x
    x = 70,690,189,263.94/283,057.89
  6. Step 6: Final answer
    x = 249,737.57

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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.