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Finding the Fourth Proportional to 595,987.50, 822,462.76 and 327,715.50

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Solution

The fourth proportional to 595,987.50, 822,462.76 and 327,715.50 is: 452,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,987.50 : 822,462.76 = 327,715.50 : x
  2. Step 2: Convert to fraction form
    595,987.50/822,462.76 = 327,715.50/x
  3. Step 3: Cross multiply
    595,987.50x = 822,462.76 × 327,715.50
  4. Step 4: Simplify right side
    595,987.50x = 269,533,794,624.78
  5. Step 5: Solve for x
    x = 269,533,794,624.78/595,987.50
  6. Step 6: Final answer
    x = 452,247.40

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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.