Home / 980,632.17-1,353,264.30-550,903.14

Finding the Fourth Proportional to 980,632.17, 1,353,264.30 and 550,903.14

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Solution

The fourth proportional to 980,632.17, 1,353,264.30 and 550,903.14 is: 760,241.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,632.17 : 1,353,264.30 = 550,903.14 : x
  2. Step 2: Convert to fraction form
    980,632.17/1,353,264.30 = 550,903.14/x
  3. Step 3: Cross multiply
    980,632.17x = 1,353,264.30 × 550,903.14
  4. Step 4: Simplify right side
    980,632.17x = 745,517,552,119.90
  5. Step 5: Solve for x
    x = 745,517,552,119.90/980,632.17
  6. Step 6: Final answer
    x = 760,241.79

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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.