Home / 302,329.20-417,789.72-226,746.48

Finding the Fourth Proportional to 302,329.20, 417,789.72 and 226,746.48

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Solution

The fourth proportional to 302,329.20, 417,789.72 and 226,746.48 is: 313,341.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,329.20 : 417,789.72 = 226,746.48 : x
  2. Step 2: Convert to fraction form
    302,329.20/417,789.72 = 226,746.48/x
  3. Step 3: Cross multiply
    302,329.20x = 417,789.72 × 226,746.48
  4. Step 4: Simplify right side
    302,329.20x = 94,732,348,390.19
  5. Step 5: Solve for x
    x = 94,732,348,390.19/302,329.20
  6. Step 6: Final answer
    x = 313,341.71

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1.5x scale

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.