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Finding the Fourth Proportional to 583,310.20, 875,038.20 and 228,278.32

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Solution

The fourth proportional to 583,310.20, 875,038.20 and 228,278.32 is: 342,446.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,310.20 : 875,038.20 = 228,278.32 : x
  2. Step 2: Convert to fraction form
    583,310.20/875,038.20 = 228,278.32/x
  3. Step 3: Cross multiply
    583,310.20x = 875,038.20 × 228,278.32
  4. Step 4: Simplify right side
    583,310.20x = 199,752,250,231.82
  5. Step 5: Solve for x
    x = 199,752,250,231.82/583,310.20
  6. Step 6: Final answer
    x = 342,446.01

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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.