Home / 492,122.27-738,113.29-155,119.10

Finding the Fourth Proportional to 492,122.27, 738,113.29 and 155,119.10

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Solution

The fourth proportional to 492,122.27, 738,113.29 and 155,119.10 is: 232,656.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,122.27 : 738,113.29 = 155,119.10 : x
  2. Step 2: Convert to fraction form
    492,122.27/738,113.29 = 155,119.10/x
  3. Step 3: Cross multiply
    492,122.27x = 738,113.29 × 155,119.10
  4. Step 4: Simplify right side
    492,122.27x = 114,495,469,242.84
  5. Step 5: Solve for x
    x = 114,495,469,242.84/492,122.27
  6. Step 6: Final answer
    x = 232,656.55

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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.