Home / 268,264.80-402,397.20-179,618.40

Finding the Fourth Proportional to 268,264.80, 402,397.20 and 179,618.40

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Solution

The fourth proportional to 268,264.80, 402,397.20 and 179,618.40 is: 269,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,264.80 : 402,397.20 = 179,618.40 : x
  2. Step 2: Convert to fraction form
    268,264.80/402,397.20 = 179,618.40/x
  3. Step 3: Cross multiply
    268,264.80x = 402,397.20 × 179,618.40
  4. Step 4: Simplify right side
    268,264.80x = 72,277,941,228.48
  5. Step 5: Solve for x
    x = 72,277,941,228.48/268,264.80
  6. Step 6: Final answer
    x = 269,427.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.