Home / 948,874.40-1,423,338.78-372,473.69

Finding the Fourth Proportional to 948,874.40, 1,423,338.78 and 372,473.69

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Solution

The fourth proportional to 948,874.40, 1,423,338.78 and 372,473.69 is: 558,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,874.40 : 1,423,338.78 = 372,473.69 : x
  2. Step 2: Convert to fraction form
    948,874.40/1,423,338.78 = 372,473.69/x
  3. Step 3: Cross multiply
    948,874.40x = 1,423,338.78 × 372,473.69
  4. Step 4: Simplify right side
    948,874.40x = 530,156,247,506.70
  5. Step 5: Solve for x
    x = 530,156,247,506.70/948,874.40
  6. Step 6: Final answer
    x = 558,721.21

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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.