Home / 675,103.20-1,011,768.96-496,775.20

Finding the Fourth Proportional to 675,103.20, 1,011,768.96 and 496,775.20

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Solution

The fourth proportional to 675,103.20, 1,011,768.96 and 496,775.20 is: 744,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,103.20 : 1,011,768.96 = 496,775.20 : x
  2. Step 2: Convert to fraction form
    675,103.20/1,011,768.96 = 496,775.20/x
  3. Step 3: Cross multiply
    675,103.20x = 1,011,768.96 × 496,775.20
  4. Step 4: Simplify right side
    675,103.20x = 502,621,727,457.79
  5. Step 5: Solve for x
    x = 502,621,727,457.79/675,103.20
  6. Step 6: Final answer
    x = 744,510.95

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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.