Home / 672,034.90-1,008,052.35-336,111.70

Finding the Fourth Proportional to 672,034.90, 1,008,052.35 and 336,111.70

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Solution

The fourth proportional to 672,034.90, 1,008,052.35 and 336,111.70 is: 504,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,034.90 : 1,008,052.35 = 336,111.70 : x
  2. Step 2: Convert to fraction form
    672,034.90/1,008,052.35 = 336,111.70/x
  3. Step 3: Cross multiply
    672,034.90x = 1,008,052.35 × 336,111.70
  4. Step 4: Simplify right side
    672,034.90x = 338,818,189,047.50
  5. Step 5: Solve for x
    x = 338,818,189,047.50/672,034.90
  6. Step 6: Final answer
    x = 504,167.55

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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.