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Finding the Fourth Proportional to 282,684.52, 423,923.10 and 82,953.64

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Solution

The fourth proportional to 282,684.52, 423,923.10 and 82,953.64 is: 124,400.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,684.52 : 423,923.10 = 82,953.64 : x
  2. Step 2: Convert to fraction form
    282,684.52/423,923.10 = 82,953.64/x
  3. Step 3: Cross multiply
    282,684.52x = 423,923.10 × 82,953.64
  4. Step 4: Simplify right side
    282,684.52x = 35,165,964,225.08
  5. Step 5: Solve for x
    x = 35,165,964,225.08/282,684.52
  6. Step 6: Final answer
    x = 124,400.04

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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.