Home / 462,158.08-693,340.80-146,625.28

Finding the Fourth Proportional to 462,158.08, 693,340.80 and 146,625.28

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Solution

The fourth proportional to 462,158.08, 693,340.80 and 146,625.28 is: 219,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,158.08 : 693,340.80 = 146,625.28 : x
  2. Step 2: Convert to fraction form
    462,158.08/693,340.80 = 146,625.28/x
  3. Step 3: Cross multiply
    462,158.08x = 693,340.80 × 146,625.28
  4. Step 4: Simplify right side
    462,158.08x = 101,661,288,935.42
  5. Step 5: Solve for x
    x = 101,661,288,935.42/462,158.08
  6. Step 6: Final answer
    x = 219,970.81

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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.