Home / 1,214,930.46-1,822,500.33-316,373.83

Finding the Fourth Proportional to 1,214,930.46, 1,822,500.33 and 316,373.83

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Solution

The fourth proportional to 1,214,930.46, 1,822,500.33 and 316,373.83 is: 474,587.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,930.46 : 1,822,500.33 = 316,373.83 : x
  2. Step 2: Convert to fraction form
    1,214,930.46/1,822,500.33 = 316,373.83/x
  3. Step 3: Cross multiply
    1,214,930.46x = 1,822,500.33 × 316,373.83
  4. Step 4: Simplify right side
    1,214,930.46x = 576,591,400,465.86
  5. Step 5: Solve for x
    x = 576,591,400,465.86/1,214,930.46
  6. Step 6: Final answer
    x = 474,587.99

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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.