Home / 485,734.95-670,297.83-267,952.34

Finding the Fourth Proportional to 485,734.95, 670,297.83 and 267,952.34

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Solution

The fourth proportional to 485,734.95, 670,297.83 and 267,952.34 is: 369,765.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    485,734.95 : 670,297.83 = 267,952.34 : x
  2. Step 2: Convert to fraction form
    485,734.95/670,297.83 = 267,952.34/x
  3. Step 3: Cross multiply
    485,734.95x = 670,297.83 × 267,952.34
  4. Step 4: Simplify right side
    485,734.95x = 179,607,868,693.93
  5. Step 5: Solve for x
    x = 179,607,868,693.93/485,734.95
  6. Step 6: Final answer
    x = 369,765.17

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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.