Home / 857,572.20-1,183,522.32-475,722

Finding the Fourth Proportional to 857,572.20, 1,183,522.32 and 475,722

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Solution

The fourth proportional to 857,572.20, 1,183,522.32 and 475,722 is: 656,536.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,572.20 : 1,183,522.32 = 475,722 : x
  2. Step 2: Convert to fraction form
    857,572.20/1,183,522.32 = 475,722/x
  3. Step 3: Cross multiply
    857,572.20x = 1,183,522.32 × 475,722
  4. Step 4: Simplify right side
    857,572.20x = 563,027,605,115.04
  5. Step 5: Solve for x
    x = 563,027,605,115.04/857,572.20
  6. Step 6: Final answer
    x = 656,536.68

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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.