Home / 435,108.99-652,649.13-178,932.69

Finding the Fourth Proportional to 435,108.99, 652,649.13 and 178,932.69

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Solution

The fourth proportional to 435,108.99, 652,649.13 and 178,932.69 is: 268,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,108.99 : 652,649.13 = 178,932.69 : x
  2. Step 2: Convert to fraction form
    435,108.99/652,649.13 = 178,932.69/x
  3. Step 3: Cross multiply
    435,108.99x = 652,649.13 × 178,932.69
  4. Step 4: Simplify right side
    435,108.99x = 116,780,264,457.06
  5. Step 5: Solve for x
    x = 116,780,264,457.06/435,108.99
  6. Step 6: Final answer
    x = 268,393.13

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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.