Home / 474,272.07-711,355.70-119,286.23

Finding the Fourth Proportional to 474,272.07, 711,355.70 and 119,286.23

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Solution

The fourth proportional to 474,272.07, 711,355.70 and 119,286.23 is: 178,916.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,272.07 : 711,355.70 = 119,286.23 : x
  2. Step 2: Convert to fraction form
    474,272.07/711,355.70 = 119,286.23/x
  3. Step 3: Cross multiply
    474,272.07x = 711,355.70 × 119,286.23
  4. Step 4: Simplify right side
    474,272.07x = 84,854,935,488.80
  5. Step 5: Solve for x
    x = 84,854,935,488.80/474,272.07
  6. Step 6: Final answer
    x = 178,916.16

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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.