Home / 284,057.23-392,000.32-156,732.82

Finding the Fourth Proportional to 284,057.23, 392,000.32 and 156,732.82

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Solution

The fourth proportional to 284,057.23, 392,000.32 and 156,732.82 is: 216,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,057.23 : 392,000.32 = 156,732.82 : x
  2. Step 2: Convert to fraction form
    284,057.23/392,000.32 = 156,732.82/x
  3. Step 3: Cross multiply
    284,057.23x = 392,000.32 × 156,732.82
  4. Step 4: Simplify right side
    284,057.23x = 61,439,312,850.84
  5. Step 5: Solve for x
    x = 61,439,312,850.84/284,057.23
  6. Step 6: Final answer
    x = 216,292.03

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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.