Home / 982,902.32-1,356,823.60-660,799.16

Finding the Fourth Proportional to 982,902.32, 1,356,823.60 and 660,799.16

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Solution

The fourth proportional to 982,902.32, 1,356,823.60 and 660,799.16 is: 912,184.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,902.32 : 1,356,823.60 = 660,799.16 : x
  2. Step 2: Convert to fraction form
    982,902.32/1,356,823.60 = 660,799.16/x
  3. Step 3: Cross multiply
    982,902.32x = 1,356,823.60 × 660,799.16
  4. Step 4: Simplify right side
    982,902.32x = 896,587,895,148.18
  5. Step 5: Solve for x
    x = 896,587,895,148.18/982,902.32
  6. Step 6: Final answer
    x = 912,184.13

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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.