Home / 592,100.18-817,097.66-320,167.45

Finding the Fourth Proportional to 592,100.18, 817,097.66 and 320,167.45

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Solution

The fourth proportional to 592,100.18, 817,097.66 and 320,167.45 is: 441,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,100.18 : 817,097.66 = 320,167.45 : x
  2. Step 2: Convert to fraction form
    592,100.18/817,097.66 = 320,167.45/x
  3. Step 3: Cross multiply
    592,100.18x = 817,097.66 × 320,167.45
  4. Step 4: Simplify right side
    592,100.18x = 261,608,074,824.33
  5. Step 5: Solve for x
    x = 261,608,074,824.33/592,100.18
  6. Step 6: Final answer
    x = 441,830.76

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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.