Home / 388,246.48-582,372.96-122,001.10

Finding the Fourth Proportional to 388,246.48, 582,372.96 and 122,001.10

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Solution

The fourth proportional to 388,246.48, 582,372.96 and 122,001.10 is: 183,002.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,246.48 : 582,372.96 = 122,001.10 : x
  2. Step 2: Convert to fraction form
    388,246.48/582,372.96 = 122,001.10/x
  3. Step 3: Cross multiply
    388,246.48x = 582,372.96 × 122,001.10
  4. Step 4: Simplify right side
    388,246.48x = 71,050,141,730.26
  5. Step 5: Solve for x
    x = 71,050,141,730.26/388,246.48
  6. Step 6: Final answer
    x = 183,002.67

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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.