Home / 954,774.95-1,432,119.22-280,878.23

Finding the Fourth Proportional to 954,774.95, 1,432,119.22 and 280,878.23

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Solution

The fourth proportional to 954,774.95, 1,432,119.22 and 280,878.23 is: 421,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,774.95 : 1,432,119.22 = 280,878.23 : x
  2. Step 2: Convert to fraction form
    954,774.95/1,432,119.22 = 280,878.23/x
  3. Step 3: Cross multiply
    954,774.95x = 1,432,119.22 × 280,878.23
  4. Step 4: Simplify right side
    954,774.95x = 402,251,114,540.68
  5. Step 5: Solve for x
    x = 402,251,114,540.68/954,774.95
  6. Step 6: Final answer
    x = 421,304.64

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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.