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Finding the Fourth Proportional to 672,833.44, 928,532.57 and 366,926.58

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Solution

The fourth proportional to 672,833.44, 928,532.57 and 366,926.58 is: 506,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,833.44 : 928,532.57 = 366,926.58 : x
  2. Step 2: Convert to fraction form
    672,833.44/928,532.57 = 366,926.58/x
  3. Step 3: Cross multiply
    672,833.44x = 928,532.57 × 366,926.58
  4. Step 4: Simplify right side
    672,833.44x = 340,703,281,105.58
  5. Step 5: Solve for x
    x = 340,703,281,105.58/672,833.44
  6. Step 6: Final answer
    x = 506,370.91

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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.