Home / 284,234.19-392,244.44-156,910.83

Finding the Fourth Proportional to 284,234.19, 392,244.44 and 156,910.83

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Solution

The fourth proportional to 284,234.19, 392,244.44 and 156,910.83 is: 216,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,234.19 : 392,244.44 = 156,910.83 : x
  2. Step 2: Convert to fraction form
    284,234.19/392,244.44 = 156,910.83/x
  3. Step 3: Cross multiply
    284,234.19x = 392,244.44 × 156,910.83
  4. Step 4: Simplify right side
    284,234.19x = 61,547,399,858.73
  5. Step 5: Solve for x
    x = 61,547,399,858.73/284,234.19
  6. Step 6: Final answer
    x = 216,537.64

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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.