Home / 375,778.10-563,033.18-185,985.38

Finding the Fourth Proportional to 375,778.10, 563,033.18 and 185,985.38

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Solution

The fourth proportional to 375,778.10, 563,033.18 and 185,985.38 is: 278,664.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,778.10 : 563,033.18 = 185,985.38 : x
  2. Step 2: Convert to fraction form
    375,778.10/563,033.18 = 185,985.38/x
  3. Step 3: Cross multiply
    375,778.10x = 563,033.18 × 185,985.38
  4. Step 4: Simplify right side
    375,778.10x = 104,715,939,934.91
  5. Step 5: Solve for x
    x = 104,715,939,934.91/375,778.10
  6. Step 6: Final answer
    x = 278,664.30

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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.