Home / 996,040.80-1,490,968.55-539,498.17

Finding the Fourth Proportional to 996,040.80, 1,490,968.55 and 539,498.17

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Solution

The fourth proportional to 996,040.80, 1,490,968.55 and 539,498.17 is: 807,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,040.80 : 1,490,968.55 = 539,498.17 : x
  2. Step 2: Convert to fraction form
    996,040.80/1,490,968.55 = 539,498.17/x
  3. Step 3: Cross multiply
    996,040.80x = 1,490,968.55 × 539,498.17
  4. Step 4: Simplify right side
    996,040.80x = 804,374,807,465.01
  5. Step 5: Solve for x
    x = 804,374,807,465.01/996,040.80
  6. Step 6: Final answer
    x = 807,572.15

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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.