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Finding the Fourth Proportional to 453,794.38, 680,772.64 and 154,259.22

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Solution

The fourth proportional to 453,794.38, 680,772.64 and 154,259.22 is: 231,416.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,794.38 : 680,772.64 = 154,259.22 : x
  2. Step 2: Convert to fraction form
    453,794.38/680,772.64 = 154,259.22/x
  3. Step 3: Cross multiply
    453,794.38x = 680,772.64 × 154,259.22
  4. Step 4: Simplify right side
    453,794.38x = 105,015,456,443.74
  5. Step 5: Solve for x
    x = 105,015,456,443.74/453,794.38
  6. Step 6: Final answer
    x = 231,416.39

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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.