Home / 592,983.79-818,307.66-321,049.47

Finding the Fourth Proportional to 592,983.79, 818,307.66 and 321,049.47

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Solution

The fourth proportional to 592,983.79, 818,307.66 and 321,049.47 is: 443,042.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,983.79 : 818,307.66 = 321,049.47 : x
  2. Step 2: Convert to fraction form
    592,983.79/818,307.66 = 321,049.47/x
  3. Step 3: Cross multiply
    592,983.79x = 818,307.66 × 321,049.47
  4. Step 4: Simplify right side
    592,983.79x = 262,717,244,812.53
  5. Step 5: Solve for x
    x = 262,717,244,812.53/592,983.79
  6. Step 6: Final answer
    x = 443,042.88

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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.