Home / 672,071.10-1,008,085.05-222,812.70

Finding the Fourth Proportional to 672,071.10, 1,008,085.05 and 222,812.70

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Solution

The fourth proportional to 672,071.10, 1,008,085.05 and 222,812.70 is: 334,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,071.10 : 1,008,085.05 = 222,812.70 : x
  2. Step 2: Convert to fraction form
    672,071.10/1,008,085.05 = 222,812.70/x
  3. Step 3: Cross multiply
    672,071.10x = 1,008,085.05 × 222,812.70
  4. Step 4: Simplify right side
    672,071.10x = 224,614,151,820.14
  5. Step 5: Solve for x
    x = 224,614,151,820.14/672,071.10
  6. Step 6: Final answer
    x = 334,211.89

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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.