Home / 592,680.60-817,897.68-320,749.02

Finding the Fourth Proportional to 592,680.60, 817,897.68 and 320,749.02

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Solution

The fourth proportional to 592,680.60, 817,897.68 and 320,749.02 is: 442,632.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,680.60 : 817,897.68 = 320,749.02 : x
  2. Step 2: Convert to fraction form
    592,680.60/817,897.68 = 320,749.02/x
  3. Step 3: Cross multiply
    592,680.60x = 817,897.68 × 320,749.02
  4. Step 4: Simplify right side
    592,680.60x = 262,339,879,320.27
  5. Step 5: Solve for x
    x = 262,339,879,320.27/592,680.60
  6. Step 6: Final answer
    x = 442,632.81

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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.