Home / 450,867.10-622,045.54-259,876.39

Finding the Fourth Proportional to 450,867.10, 622,045.54 and 259,876.39

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Solution

The fourth proportional to 450,867.10, 622,045.54 and 259,876.39 is: 358,542.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,867.10 : 622,045.54 = 259,876.39 : x
  2. Step 2: Convert to fraction form
    450,867.10/622,045.54 = 259,876.39/x
  3. Step 3: Cross multiply
    450,867.10x = 622,045.54 × 259,876.39
  4. Step 4: Simplify right side
    450,867.10x = 161,654,949,350.80
  5. Step 5: Solve for x
    x = 161,654,949,350.80/450,867.10
  6. Step 6: Final answer
    x = 358,542.35

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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.