Home / 712,133.78-1,068,172.83-179,648.18

Finding the Fourth Proportional to 712,133.78, 1,068,172.83 and 179,648.18

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Solution

The fourth proportional to 712,133.78, 1,068,172.83 and 179,648.18 is: 269,465.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,133.78 : 1,068,172.83 = 179,648.18 : x
  2. Step 2: Convert to fraction form
    712,133.78/1,068,172.83 = 179,648.18/x
  3. Step 3: Cross multiply
    712,133.78x = 1,068,172.83 × 179,648.18
  4. Step 4: Simplify right side
    712,133.78x = 191,895,304,834.95
  5. Step 5: Solve for x
    x = 191,895,304,834.95/712,133.78
  6. Step 6: Final answer
    x = 269,465.25

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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.