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Finding the Fourth Proportional to 266,833.30, 368,339.52 and 180,909.97

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Solution

The fourth proportional to 266,833.30, 368,339.52 and 180,909.97 is: 249,730.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,833.30 : 368,339.52 = 180,909.97 : x
  2. Step 2: Convert to fraction form
    266,833.30/368,339.52 = 180,909.97/x
  3. Step 3: Cross multiply
    266,833.30x = 368,339.52 × 180,909.97
  4. Step 4: Simplify right side
    266,833.30x = 66,636,291,513.01
  5. Step 5: Solve for x
    x = 66,636,291,513.01/266,833.30
  6. Step 6: Final answer
    x = 249,730.04

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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.