Home / 592,568.74-817,738.95-320,630.68

Finding the Fourth Proportional to 592,568.74, 817,738.95 and 320,630.68

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Solution

The fourth proportional to 592,568.74, 817,738.95 and 320,630.68 is: 442,467.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,568.74 : 817,738.95 = 320,630.68 : x
  2. Step 2: Convert to fraction form
    592,568.74/817,738.95 = 320,630.68/x
  3. Step 3: Cross multiply
    592,568.74x = 817,738.95 × 320,630.68
  4. Step 4: Simplify right side
    592,568.74x = 262,192,195,600.99
  5. Step 5: Solve for x
    x = 262,192,195,600.99/592,568.74
  6. Step 6: Final answer
    x = 442,467.14

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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.