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Finding the Fourth Proportional to 477,012.22, 715,511.04 and 122,023.24

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Solution

The fourth proportional to 477,012.22, 715,511.04 and 122,023.24 is: 183,033.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,012.22 : 715,511.04 = 122,023.24 : x
  2. Step 2: Convert to fraction form
    477,012.22/715,511.04 = 122,023.24/x
  3. Step 3: Cross multiply
    477,012.22x = 715,511.04 × 122,023.24
  4. Step 4: Simplify right side
    477,012.22x = 87,308,975,356.57
  5. Step 5: Solve for x
    x = 87,308,975,356.57/477,012.22
  6. Step 6: Final answer
    x = 183,033.00

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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.