Home / 672,397.76-1,008,751.84-223,085.12

Finding the Fourth Proportional to 672,397.76, 1,008,751.84 and 223,085.12

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Solution

The fourth proportional to 672,397.76, 1,008,751.84 and 223,085.12 is: 334,679.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,397.76 : 1,008,751.84 = 223,085.12 : x
  2. Step 2: Convert to fraction form
    672,397.76/1,008,751.84 = 223,085.12/x
  3. Step 3: Cross multiply
    672,397.76x = 1,008,751.84 × 223,085.12
  4. Step 4: Simplify right side
    672,397.76x = 225,037,525,276.62
  5. Step 5: Solve for x
    x = 225,037,525,276.62/672,397.76
  6. Step 6: Final answer
    x = 334,679.17

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Double scale
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Similar ratio
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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.