Home / 785,117.70-1,177,676.55-224,079.30

Finding the Fourth Proportional to 785,117.70, 1,177,676.55 and 224,079.30

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Solution

The fourth proportional to 785,117.70, 1,177,676.55 and 224,079.30 is: 336,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,117.70 : 1,177,676.55 = 224,079.30 : x
  2. Step 2: Convert to fraction form
    785,117.70/1,177,676.55 = 224,079.30/x
  3. Step 3: Cross multiply
    785,117.70x = 1,177,676.55 × 224,079.30
  4. Step 4: Simplify right side
    785,117.70x = 263,892,936,950.42
  5. Step 5: Solve for x
    x = 263,892,936,950.42/785,117.70
  6. Step 6: Final answer
    x = 336,118.95

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Double scale
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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.