Home / 674,242.01-1,011,401.88-253,521.53

Finding the Fourth Proportional to 674,242.01, 1,011,401.88 and 253,521.53

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Solution

The fourth proportional to 674,242.01, 1,011,401.88 and 253,521.53 is: 380,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,242.01 : 1,011,401.88 = 253,521.53 : x
  2. Step 2: Convert to fraction form
    674,242.01/1,011,401.88 = 253,521.53/x
  3. Step 3: Cross multiply
    674,242.01x = 1,011,401.88 × 253,521.53
  4. Step 4: Simplify right side
    674,242.01x = 256,412,147,005.47
  5. Step 5: Solve for x
    x = 256,412,147,005.47/674,242.01
  6. Step 6: Final answer
    x = 380,296.90

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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.