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Finding the Fourth Proportional to 230,732.80, 346,099.20 and 151,417.60

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Solution

The fourth proportional to 230,732.80, 346,099.20 and 151,417.60 is: 227,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,732.80 : 346,099.20 = 151,417.60 : x
  2. Step 2: Convert to fraction form
    230,732.80/346,099.20 = 151,417.60/x
  3. Step 3: Cross multiply
    230,732.80x = 346,099.20 × 151,417.60
  4. Step 4: Simplify right side
    230,732.80x = 52,405,510,225.92
  5. Step 5: Solve for x
    x = 52,405,510,225.92/230,732.80
  6. Step 6: Final answer
    x = 227,126.40

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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.