Home / 304,650.90-457,055.19-178,397.82

Finding the Fourth Proportional to 304,650.90, 457,055.19 and 178,397.82

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Solution

The fourth proportional to 304,650.90, 457,055.19 and 178,397.82 is: 267,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,650.90 : 457,055.19 = 178,397.82 : x
  2. Step 2: Convert to fraction form
    304,650.90/457,055.19 = 178,397.82/x
  3. Step 3: Cross multiply
    304,650.90x = 457,055.19 × 178,397.82
  4. Step 4: Simplify right side
    304,650.90x = 81,537,649,515.69
  5. Step 5: Solve for x
    x = 81,537,649,515.69/304,650.90
  6. Step 6: Final answer
    x = 267,642.90

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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.