Home / 584,046.87-806,157.05-342,381.75

Finding the Fourth Proportional to 584,046.87, 806,157.05 and 342,381.75

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Solution

The fourth proportional to 584,046.87, 806,157.05 and 342,381.75 is: 472,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,046.87 : 806,157.05 = 342,381.75 : x
  2. Step 2: Convert to fraction form
    584,046.87/806,157.05 = 342,381.75/x
  3. Step 3: Cross multiply
    584,046.87x = 806,157.05 × 342,381.75
  4. Step 4: Simplify right side
    584,046.87x = 276,013,460,697.88
  5. Step 5: Solve for x
    x = 276,013,460,697.88/584,046.87
  6. Step 6: Final answer
    x = 472,587.86

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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.