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Finding the Fourth Proportional to 472,600.80, 652,252.32 and 300,535.56

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Solution

The fourth proportional to 472,600.80, 652,252.32 and 300,535.56 is: 414,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,600.80 : 652,252.32 = 300,535.56 : x
  2. Step 2: Convert to fraction form
    472,600.80/652,252.32 = 300,535.56/x
  3. Step 3: Cross multiply
    472,600.80x = 652,252.32 × 300,535.56
  4. Step 4: Simplify right side
    472,600.80x = 196,025,016,252.50
  5. Step 5: Solve for x
    x = 196,025,016,252.50/472,600.80
  6. Step 6: Final answer
    x = 414,779.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.