Home / 467,086.81-644,581.77-263,140.17

Finding the Fourth Proportional to 467,086.81, 644,581.77 and 263,140.17

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Solution

The fourth proportional to 467,086.81, 644,581.77 and 263,140.17 is: 363,134.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,086.81 : 644,581.77 = 263,140.17 : x
  2. Step 2: Convert to fraction form
    467,086.81/644,581.77 = 263,140.17/x
  3. Step 3: Cross multiply
    467,086.81x = 644,581.77 × 263,140.17
  4. Step 4: Simplify right side
    467,086.81x = 169,615,358,148.16
  5. Step 5: Solve for x
    x = 169,615,358,148.16/467,086.81
  6. Step 6: Final answer
    x = 363,134.55

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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.