Home / 554,290.20-831,522.42-180,225.72

Finding the Fourth Proportional to 554,290.20, 831,522.42 and 180,225.72

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Solution

The fourth proportional to 554,290.20, 831,522.42 and 180,225.72 is: 270,366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,290.20 : 831,522.42 = 180,225.72 : x
  2. Step 2: Convert to fraction form
    554,290.20/831,522.42 = 180,225.72/x
  3. Step 3: Cross multiply
    554,290.20x = 831,522.42 × 180,225.72
  4. Step 4: Simplify right side
    554,290.20x = 149,861,726,840.64
  5. Step 5: Solve for x
    x = 149,861,726,840.64/554,290.20
  6. Step 6: Final answer
    x = 270,366.91

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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.