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Finding the Fourth Proportional to 505,605, 758,532.24 and 150,617.64

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Solution

The fourth proportional to 505,605, 758,532.24 and 150,617.64 is: 225,963.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,605 : 758,532.24 = 150,617.64 : x
  2. Step 2: Convert to fraction form
    505,605/758,532.24 = 150,617.64/x
  3. Step 3: Cross multiply
    505,605x = 758,532.24 × 150,617.64
  4. Step 4: Simplify right side
    505,605x = 114,248,335,852.71
  5. Step 5: Solve for x
    x = 114,248,335,852.71/505,605
  6. Step 6: Final answer
    x = 225,963.62

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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.