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Finding the Fourth Proportional to 595,760.81, 822,155.76 and 323,828.53

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Solution

The fourth proportional to 595,760.81, 822,155.76 and 323,828.53 is: 446,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,760.81 : 822,155.76 = 323,828.53 : x
  2. Step 2: Convert to fraction form
    595,760.81/822,155.76 = 323,828.53/x
  3. Step 3: Cross multiply
    595,760.81x = 822,155.76 × 323,828.53
  4. Step 4: Simplify right side
    595,760.81x = 266,237,493,060.56
  5. Step 5: Solve for x
    x = 266,237,493,060.56/595,760.81
  6. Step 6: Final answer
    x = 446,886.55

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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.