Home / 982,230.57-1,473,356.79-272,264.76

Finding the Fourth Proportional to 982,230.57, 1,473,356.79 and 272,264.76

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Solution

The fourth proportional to 982,230.57, 1,473,356.79 and 272,264.76 is: 408,400.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,230.57 : 1,473,356.79 = 272,264.76 : x
  2. Step 2: Convert to fraction form
    982,230.57/1,473,356.79 = 272,264.76/x
  3. Step 3: Cross multiply
    982,230.57x = 1,473,356.79 × 272,264.76
  4. Step 4: Simplify right side
    982,230.57x = 401,143,132,823.72
  5. Step 5: Solve for x
    x = 401,143,132,823.72/982,230.57
  6. Step 6: Final answer
    x = 408,400.17

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1.5x scale

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.