Home / 662,727.40-993,108.06-486,763.24

Finding the Fourth Proportional to 662,727.40, 993,108.06 and 486,763.24

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Solution

The fourth proportional to 662,727.40, 993,108.06 and 486,763.24 is: 729,422.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,727.40 : 993,108.06 = 486,763.24 : x
  2. Step 2: Convert to fraction form
    662,727.40/993,108.06 = 486,763.24/x
  3. Step 3: Cross multiply
    662,727.40x = 993,108.06 × 486,763.24
  4. Step 4: Simplify right side
    662,727.40x = 483,408,496,955.71
  5. Step 5: Solve for x
    x = 483,408,496,955.71/662,727.40
  6. Step 6: Final answer
    x = 729,422.83

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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.