Home / 758,422.39-1,046,616.68-414,258.54

Finding the Fourth Proportional to 758,422.39, 1,046,616.68 and 414,258.54

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Solution

The fourth proportional to 758,422.39, 1,046,616.68 and 414,258.54 is: 571,673.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,422.39 : 1,046,616.68 = 414,258.54 : x
  2. Step 2: Convert to fraction form
    758,422.39/1,046,616.68 = 414,258.54/x
  3. Step 3: Cross multiply
    758,422.39x = 1,046,616.68 × 414,258.54
  4. Step 4: Simplify right side
    758,422.39x = 433,569,891,800.34
  5. Step 5: Solve for x
    x = 433,569,891,800.34/758,422.39
  6. Step 6: Final answer
    x = 571,673.38

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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.