Home / 658,657.02-908,923.40-372,170.96

Finding the Fourth Proportional to 658,657.02, 908,923.40 and 372,170.96

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Solution

The fourth proportional to 658,657.02, 908,923.40 and 372,170.96 is: 513,582.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,657.02 : 908,923.40 = 372,170.96 : x
  2. Step 2: Convert to fraction form
    658,657.02/908,923.40 = 372,170.96/x
  3. Step 3: Cross multiply
    658,657.02x = 908,923.40 × 372,170.96
  4. Step 4: Simplify right side
    658,657.02x = 338,274,894,344.46
  5. Step 5: Solve for x
    x = 338,274,894,344.46/658,657.02
  6. Step 6: Final answer
    x = 513,582.77

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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.