Home / 417,422.15-576,042.75-236,130.24

Finding the Fourth Proportional to 417,422.15, 576,042.75 and 236,130.24

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Solution

The fourth proportional to 417,422.15, 576,042.75 and 236,130.24 is: 325,859.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,422.15 : 576,042.75 = 236,130.24 : x
  2. Step 2: Convert to fraction form
    417,422.15/576,042.75 = 236,130.24/x
  3. Step 3: Cross multiply
    417,422.15x = 576,042.75 × 236,130.24
  4. Step 4: Simplify right side
    417,422.15x = 136,021,112,807.76
  5. Step 5: Solve for x
    x = 136,021,112,807.76/417,422.15
  6. Step 6: Final answer
    x = 325,859.83

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Half scale
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Double scale
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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.