Home / 658,094.40-908,086.79-386,063.04

Finding the Fourth Proportional to 658,094.40, 908,086.79 and 386,063.04

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Solution

The fourth proportional to 658,094.40, 908,086.79 and 386,063.04 is: 532,718.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,094.40 : 908,086.79 = 386,063.04 : x
  2. Step 2: Convert to fraction form
    658,094.40/908,086.79 = 386,063.04/x
  3. Step 3: Cross multiply
    658,094.40x = 908,086.79 × 386,063.04
  4. Step 4: Simplify right side
    658,094.40x = 350,578,744,800.93
  5. Step 5: Solve for x
    x = 350,578,744,800.93/658,094.40
  6. Step 6: Final answer
    x = 532,718.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.