Home / 476,192.42-714,280.78-191,876.04

Finding the Fourth Proportional to 476,192.42, 714,280.78 and 191,876.04

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Solution

The fourth proportional to 476,192.42, 714,280.78 and 191,876.04 is: 287,810.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,192.42 : 714,280.78 = 191,876.04 : x
  2. Step 2: Convert to fraction form
    476,192.42/714,280.78 = 191,876.04/x
  3. Step 3: Cross multiply
    476,192.42x = 714,280.78 × 191,876.04
  4. Step 4: Simplify right side
    476,192.42x = 137,053,367,754.36
  5. Step 5: Solve for x
    x = 137,053,367,754.36/476,192.42
  6. Step 6: Final answer
    x = 287,810.90

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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.