Home / 593,237.16-818,663.10-321,298.80

Finding the Fourth Proportional to 593,237.16, 818,663.10 and 321,298.80

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Solution

The fourth proportional to 593,237.16, 818,663.10 and 321,298.80 is: 443,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,237.16 : 818,663.10 = 321,298.80 : x
  2. Step 2: Convert to fraction form
    593,237.16/818,663.10 = 321,298.80/x
  3. Step 3: Cross multiply
    593,237.16x = 818,663.10 × 321,298.80
  4. Step 4: Simplify right side
    593,237.16x = 263,035,471,634.28
  5. Step 5: Solve for x
    x = 263,035,471,634.28/593,237.16
  6. Step 6: Final answer
    x = 443,390.08

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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.