Home / 696,475.98-1,044,713.88-459,763.20

Finding the Fourth Proportional to 696,475.98, 1,044,713.88 and 459,763.20

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Solution

The fourth proportional to 696,475.98, 1,044,713.88 and 459,763.20 is: 689,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,475.98 : 1,044,713.88 = 459,763.20 : x
  2. Step 2: Convert to fraction form
    696,475.98/1,044,713.88 = 459,763.20/x
  3. Step 3: Cross multiply
    696,475.98x = 1,044,713.88 × 459,763.20
  4. Step 4: Simplify right side
    696,475.98x = 480,320,996,553.22
  5. Step 5: Solve for x
    x = 480,320,996,553.22/696,475.98
  6. Step 6: Final answer
    x = 689,644.74

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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.