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Finding the Fourth Proportional to 534,362.66, 801,596.64 and 155,286.71

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Solution

The fourth proportional to 534,362.66, 801,596.64 and 155,286.71 is: 232,945.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,362.66 : 801,596.64 = 155,286.71 : x
  2. Step 2: Convert to fraction form
    534,362.66/801,596.64 = 155,286.71/x
  3. Step 3: Cross multiply
    534,362.66x = 801,596.64 × 155,286.71
  4. Step 4: Simplify right side
    534,362.66x = 124,477,300,964.67
  5. Step 5: Solve for x
    x = 124,477,300,964.67/534,362.66
  6. Step 6: Final answer
    x = 232,945.36

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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.