Home / 810,341.80-1,117,545.24-674,824.48

Finding the Fourth Proportional to 810,341.80, 1,117,545.24 and 674,824.48

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Solution

The fourth proportional to 810,341.80, 1,117,545.24 and 674,824.48 is: 930,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,341.80 : 1,117,545.24 = 674,824.48 : x
  2. Step 2: Convert to fraction form
    810,341.80/1,117,545.24 = 674,824.48/x
  3. Step 3: Cross multiply
    810,341.80x = 1,117,545.24 × 674,824.48
  4. Step 4: Simplify right side
    810,341.80x = 754,146,885,459.48
  5. Step 5: Solve for x
    x = 754,146,885,459.48/810,341.80
  6. Step 6: Final answer
    x = 930,652.83

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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.