Home / 908,946.10-1,363,419.15-277,777.90

Finding the Fourth Proportional to 908,946.10, 1,363,419.15 and 277,777.90

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Solution

The fourth proportional to 908,946.10, 1,363,419.15 and 277,777.90 is: 416,666.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,946.10 : 1,363,419.15 = 277,777.90 : x
  2. Step 2: Convert to fraction form
    908,946.10/1,363,419.15 = 277,777.90/x
  3. Step 3: Cross multiply
    908,946.10x = 1,363,419.15 × 277,777.90
  4. Step 4: Simplify right side
    908,946.10x = 378,727,708,306.79
  5. Step 5: Solve for x
    x = 378,727,708,306.79/908,946.10
  6. Step 6: Final answer
    x = 416,666.85

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Similar ratio
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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.