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Finding the Fourth Proportional to 580,597.84, 870,951.84 and 225,639.28

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Solution

The fourth proportional to 580,597.84, 870,951.84 and 225,639.28 is: 338,480.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,597.84 : 870,951.84 = 225,639.28 : x
  2. Step 2: Convert to fraction form
    580,597.84/870,951.84 = 225,639.28/x
  3. Step 3: Cross multiply
    580,597.84x = 870,951.84 × 225,639.28
  4. Step 4: Simplify right side
    580,597.84x = 196,520,946,092.28
  5. Step 5: Solve for x
    x = 196,520,946,092.28/580,597.84
  6. Step 6: Final answer
    x = 338,480.33

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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.