Home / 434,823.32-652,228.90-150,720.68

Finding the Fourth Proportional to 434,823.32, 652,228.90 and 150,720.68

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Solution

The fourth proportional to 434,823.32, 652,228.90 and 150,720.68 is: 226,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,823.32 : 652,228.90 = 150,720.68 : x
  2. Step 2: Convert to fraction form
    434,823.32/652,228.90 = 150,720.68/x
  3. Step 3: Cross multiply
    434,823.32x = 652,228.90 × 150,720.68
  4. Step 4: Simplify right side
    434,823.32x = 98,304,379,685.71
  5. Step 5: Solve for x
    x = 98,304,379,685.71/434,823.32
  6. Step 6: Final answer
    x = 226,078.91

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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.