Home / 274,113.28-410,889.84-155,534.12

Finding the Fourth Proportional to 274,113.28, 410,889.84 and 155,534.12

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Solution

The fourth proportional to 274,113.28, 410,889.84 and 155,534.12 is: 233,142.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,113.28 : 410,889.84 = 155,534.12 : x
  2. Step 2: Convert to fraction form
    274,113.28/410,889.84 = 155,534.12/x
  3. Step 3: Cross multiply
    274,113.28x = 410,889.84 × 155,534.12
  4. Step 4: Simplify right side
    274,113.28x = 63,907,389,681.34
  5. Step 5: Solve for x
    x = 63,907,389,681.34/274,113.28
  6. Step 6: Final answer
    x = 233,142.26

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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.