Home / 435,814.29-652,315.28-225,162.45

Finding the Fourth Proportional to 435,814.29, 652,315.28 and 225,162.45

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Solution

The fourth proportional to 435,814.29, 652,315.28 and 225,162.45 is: 337,017.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,814.29 : 652,315.28 = 225,162.45 : x
  2. Step 2: Convert to fraction form
    435,814.29/652,315.28 = 225,162.45/x
  3. Step 3: Cross multiply
    435,814.29x = 652,315.28 × 225,162.45
  4. Step 4: Simplify right side
    435,814.29x = 146,876,905,491.42
  5. Step 5: Solve for x
    x = 146,876,905,491.42/435,814.29
  6. Step 6: Final answer
    x = 337,017.19

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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.