Home / 432,823.80-649,235.73-117,280.71

Finding the Fourth Proportional to 432,823.80, 649,235.73 and 117,280.71

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Solution

The fourth proportional to 432,823.80, 649,235.73 and 117,280.71 is: 175,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,823.80 : 649,235.73 = 117,280.71 : x
  2. Step 2: Convert to fraction form
    432,823.80/649,235.73 = 117,280.71/x
  3. Step 3: Cross multiply
    432,823.80x = 649,235.73 × 117,280.71
  4. Step 4: Simplify right side
    432,823.80x = 76,142,827,371.77
  5. Step 5: Solve for x
    x = 76,142,827,371.77/432,823.80
  6. Step 6: Final answer
    x = 175,921.07

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Similar ratio
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1.5x scale

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.