Home / 828,005.30-1,242,007.95-237,029.30

Finding the Fourth Proportional to 828,005.30, 1,242,007.95 and 237,029.30

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Solution

The fourth proportional to 828,005.30, 1,242,007.95 and 237,029.30 is: 355,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,005.30 : 1,242,007.95 = 237,029.30 : x
  2. Step 2: Convert to fraction form
    828,005.30/1,242,007.95 = 237,029.30/x
  3. Step 3: Cross multiply
    828,005.30x = 1,242,007.95 × 237,029.30
  4. Step 4: Simplify right side
    828,005.30x = 294,392,274,982.94
  5. Step 5: Solve for x
    x = 294,392,274,982.94/828,005.30
  6. Step 6: Final answer
    x = 355,543.95

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Similar ratio
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1.5x scale

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.