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Finding the Fourth Proportional to 624,793.74, 937,193.69 and 151,479.10

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Solution

The fourth proportional to 624,793.74, 937,193.69 and 151,479.10 is: 227,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,793.74 : 937,193.69 = 151,479.10 : x
  2. Step 2: Convert to fraction form
    624,793.74/937,193.69 = 151,479.10/x
  3. Step 3: Cross multiply
    624,793.74x = 937,193.69 × 151,479.10
  4. Step 4: Simplify right side
    624,793.74x = 141,965,256,686.88
  5. Step 5: Solve for x
    x = 141,965,256,686.88/624,793.74
  6. Step 6: Final answer
    x = 227,219.40

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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.