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Finding the Fourth Proportional to 332,751.84, 498,844.88 and 145,623.52

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Solution

The fourth proportional to 332,751.84, 498,844.88 and 145,623.52 is: 218,311.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,751.84 : 498,844.88 = 145,623.52 : x
  2. Step 2: Convert to fraction form
    332,751.84/498,844.88 = 145,623.52/x
  3. Step 3: Cross multiply
    332,751.84x = 498,844.88 × 145,623.52
  4. Step 4: Simplify right side
    332,751.84x = 72,643,547,359.58
  5. Step 5: Solve for x
    x = 72,643,547,359.58/332,751.84
  6. Step 6: Final answer
    x = 218,311.48

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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.