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Finding the Fourth Proportional to 454,717.44, 627,482.88 and 250,758.72

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Solution

The fourth proportional to 454,717.44, 627,482.88 and 250,758.72 is: 346,032.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,717.44 : 627,482.88 = 250,758.72 : x
  2. Step 2: Convert to fraction form
    454,717.44/627,482.88 = 250,758.72/x
  3. Step 3: Cross multiply
    454,717.44x = 627,482.88 × 250,758.72
  4. Step 4: Simplify right side
    454,717.44x = 157,346,803,810.71
  5. Step 5: Solve for x
    x = 157,346,803,810.71/454,717.44
  6. Step 6: Final answer
    x = 346,032.04

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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.