Home / 674,139.77-1,011,213.45-224,859.40

Finding the Fourth Proportional to 674,139.77, 1,011,213.45 and 224,859.40

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Solution

The fourth proportional to 674,139.77, 1,011,213.45 and 224,859.40 is: 337,290.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,139.77 : 1,011,213.45 = 224,859.40 : x
  2. Step 2: Convert to fraction form
    674,139.77/1,011,213.45 = 224,859.40/x
  3. Step 3: Cross multiply
    674,139.77x = 1,011,213.45 × 224,859.40
  4. Step 4: Simplify right side
    674,139.77x = 227,380,849,638.93
  5. Step 5: Solve for x
    x = 227,380,849,638.93/674,139.77
  6. Step 6: Final answer
    x = 337,290.37

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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.