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Finding the Fourth Proportional to 635,547.24, 876,841.72 and 359,867.54

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Solution

The fourth proportional to 635,547.24, 876,841.72 and 359,867.54 is: 496,496.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,547.24 : 876,841.72 = 359,867.54 : x
  2. Step 2: Convert to fraction form
    635,547.24/876,841.72 = 359,867.54/x
  3. Step 3: Cross multiply
    635,547.24x = 876,841.72 × 359,867.54
  4. Step 4: Simplify right side
    635,547.24x = 315,546,874,038.20
  5. Step 5: Solve for x
    x = 315,546,874,038.20/635,547.24
  6. Step 6: Final answer
    x = 496,496.33

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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.