Home / 388,298.55-582,360.03-151,519.35

Finding the Fourth Proportional to 388,298.55, 582,360.03 and 151,519.35

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Solution

The fourth proportional to 388,298.55, 582,360.03 and 151,519.35 is: 227,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,298.55 : 582,360.03 = 151,519.35 : x
  2. Step 2: Convert to fraction form
    388,298.55/582,360.03 = 151,519.35/x
  3. Step 3: Cross multiply
    388,298.55x = 582,360.03 × 151,519.35
  4. Step 4: Simplify right side
    388,298.55x = 88,238,813,211.58
  5. Step 5: Solve for x
    x = 88,238,813,211.58/388,298.55
  6. Step 6: Final answer
    x = 227,244.77

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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.