Home / 470,278.25-648,541.91-362,677.85

Finding the Fourth Proportional to 470,278.25, 648,541.91 and 362,677.85

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Solution

The fourth proportional to 470,278.25, 648,541.91 and 362,677.85 is: 500,154.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,278.25 : 648,541.91 = 362,677.85 : x
  2. Step 2: Convert to fraction form
    470,278.25/648,541.91 = 362,677.85/x
  3. Step 3: Cross multiply
    470,278.25x = 648,541.91 × 362,677.85
  4. Step 4: Simplify right side
    470,278.25x = 235,211,783,217.68
  5. Step 5: Solve for x
    x = 235,211,783,217.68/470,278.25
  6. Step 6: Final answer
    x = 500,154.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.