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Finding the Fourth Proportional to 635,038.92, 876,434.58 and 366,766.92

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Solution

The fourth proportional to 635,038.92, 876,434.58 and 366,766.92 is: 506,185.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,038.92 : 876,434.58 = 366,766.92 : x
  2. Step 2: Convert to fraction form
    635,038.92/876,434.58 = 366,766.92/x
  3. Step 3: Cross multiply
    635,038.92x = 876,434.58 × 366,766.92
  4. Step 4: Simplify right side
    635,038.92x = 321,447,211,488.09
  5. Step 5: Solve for x
    x = 321,447,211,488.09/635,038.92
  6. Step 6: Final answer
    x = 506,185.06

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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.