Home / 401,818.14-602,707.74-149,147.88

Finding the Fourth Proportional to 401,818.14, 602,707.74 and 149,147.88

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Solution

The fourth proportional to 401,818.14, 602,707.74 and 149,147.88 is: 223,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,818.14 : 602,707.74 = 149,147.88 : x
  2. Step 2: Convert to fraction form
    401,818.14/602,707.74 = 149,147.88/x
  3. Step 3: Cross multiply
    401,818.14x = 602,707.74 × 149,147.88
  4. Step 4: Simplify right side
    401,818.14x = 89,892,581,680.59
  5. Step 5: Solve for x
    x = 89,892,581,680.59/401,818.14
  6. Step 6: Final answer
    x = 223,714.59

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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.