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Finding the Fourth Proportional to 563,370.16, 844,486.60 and 353,155.72

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Solution

The fourth proportional to 563,370.16, 844,486.60 and 353,155.72 is: 529,377.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,370.16 : 844,486.60 = 353,155.72 : x
  2. Step 2: Convert to fraction form
    563,370.16/844,486.60 = 353,155.72/x
  3. Step 3: Cross multiply
    563,370.16x = 844,486.60 × 353,155.72
  4. Step 4: Simplify right side
    563,370.16x = 298,235,273,253.35
  5. Step 5: Solve for x
    x = 298,235,273,253.35/563,370.16
  6. Step 6: Final answer
    x = 529,377.12

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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.