Home / 303,432.60-454,784.40-125,848.20

Finding the Fourth Proportional to 303,432.60, 454,784.40 and 125,848.20

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Solution

The fourth proportional to 303,432.60, 454,784.40 and 125,848.20 is: 188,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,432.60 : 454,784.40 = 125,848.20 : x
  2. Step 2: Convert to fraction form
    303,432.60/454,784.40 = 125,848.20/x
  3. Step 3: Cross multiply
    303,432.60x = 454,784.40 × 125,848.20
  4. Step 4: Simplify right side
    303,432.60x = 57,233,798,128.08
  5. Step 5: Solve for x
    x = 57,233,798,128.08/303,432.60
  6. Step 6: Final answer
    x = 188,621.12

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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.