Home / 767,149.34-1,059,119.66-682,030.78

Finding the Fourth Proportional to 767,149.34, 1,059,119.66 and 682,030.78

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Solution

The fourth proportional to 767,149.34, 1,059,119.66 and 682,030.78 is: 941,605.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,149.34 : 1,059,119.66 = 682,030.78 : x
  2. Step 2: Convert to fraction form
    767,149.34/1,059,119.66 = 682,030.78/x
  3. Step 3: Cross multiply
    767,149.34x = 1,059,119.66 × 682,030.78
  4. Step 4: Simplify right side
    767,149.34x = 722,352,207,823.14
  5. Step 5: Solve for x
    x = 722,352,207,823.14/767,149.34
  6. Step 6: Final answer
    x = 941,605.72

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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.