Home / 454,585.28-681,878.40-245,552.32

Finding the Fourth Proportional to 454,585.28, 681,878.40 and 245,552.32

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Solution

The fourth proportional to 454,585.28, 681,878.40 and 245,552.32 is: 368,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,585.28 : 681,878.40 = 245,552.32 : x
  2. Step 2: Convert to fraction form
    454,585.28/681,878.40 = 245,552.32/x
  3. Step 3: Cross multiply
    454,585.28x = 681,878.40 × 245,552.32
  4. Step 4: Simplify right side
    454,585.28x = 167,436,823,077.89
  5. Step 5: Solve for x
    x = 167,436,823,077.89/454,585.28
  6. Step 6: Final answer
    x = 368,328.74

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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.