Home / 891,444.66-1,230,186.30-483,545.46

Finding the Fourth Proportional to 891,444.66, 1,230,186.30 and 483,545.46

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Solution

The fourth proportional to 891,444.66, 1,230,186.30 and 483,545.46 is: 667,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,444.66 : 1,230,186.30 = 483,545.46 : x
  2. Step 2: Convert to fraction form
    891,444.66/1,230,186.30 = 483,545.46/x
  3. Step 3: Cross multiply
    891,444.66x = 1,230,186.30 × 483,545.46
  4. Step 4: Simplify right side
    891,444.66x = 594,851,000,319.20
  5. Step 5: Solve for x
    x = 594,851,000,319.20/891,444.66
  6. Step 6: Final answer
    x = 667,288.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.