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Finding the Fourth Proportional to 366,681.24, 550,022.31 and 100,444.06

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Solution

The fourth proportional to 366,681.24, 550,022.31 and 100,444.06 is: 150,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,681.24 : 550,022.31 = 100,444.06 : x
  2. Step 2: Convert to fraction form
    366,681.24/550,022.31 = 100,444.06/x
  3. Step 3: Cross multiply
    366,681.24x = 550,022.31 × 100,444.06
  4. Step 4: Simplify right side
    366,681.24x = 55,246,472,531.92
  5. Step 5: Solve for x
    x = 55,246,472,531.92/366,681.24
  6. Step 6: Final answer
    x = 150,666.21

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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.