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Finding the Fourth Proportional to 537,155.30, 804,566.55 and 327,203.30

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Solution

The fourth proportional to 537,155.30, 804,566.55 and 327,203.30 is: 490,094.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,155.30 : 804,566.55 = 327,203.30 : x
  2. Step 2: Convert to fraction form
    537,155.30/804,566.55 = 327,203.30/x
  3. Step 3: Cross multiply
    537,155.30x = 804,566.55 × 327,203.30
  4. Step 4: Simplify right side
    537,155.30x = 263,256,830,229.62
  5. Step 5: Solve for x
    x = 263,256,830,229.62/537,155.30
  6. Step 6: Final answer
    x = 490,094.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.