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Finding the Fourth Proportional to 593,222.04, 818,642.30 and 321,283.71

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Solution

The fourth proportional to 593,222.04, 818,642.30 and 321,283.71 is: 443,369.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,222.04 : 818,642.30 = 321,283.71 : x
  2. Step 2: Convert to fraction form
    593,222.04/818,642.30 = 321,283.71/x
  3. Step 3: Cross multiply
    593,222.04x = 818,642.30 × 321,283.71
  4. Step 4: Simplify right side
    593,222.04x = 263,016,433,700.52
  5. Step 5: Solve for x
    x = 263,016,433,700.52/593,222.04
  6. Step 6: Final answer
    x = 443,369.29

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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.