Home / 442,136.32-662,712-175,825.60

Finding the Fourth Proportional to 442,136.32, 662,712 and 175,825.60

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Solution

The fourth proportional to 442,136.32, 662,712 and 175,825.60 is: 263,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,136.32 : 662,712 = 175,825.60 : x
  2. Step 2: Convert to fraction form
    442,136.32/662,712 = 175,825.60/x
  3. Step 3: Cross multiply
    442,136.32x = 662,712 × 175,825.60
  4. Step 4: Simplify right side
    442,136.32x = 116,521,735,027.20
  5. Step 5: Solve for x
    x = 116,521,735,027.20/442,136.32
  6. Step 6: Final answer
    x = 263,542.55

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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.