Home / 421,593.92-581,787.24-230,603.18

Finding the Fourth Proportional to 421,593.92, 581,787.24 and 230,603.18

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Solution

The fourth proportional to 421,593.92, 581,787.24 and 230,603.18 is: 318,225.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,593.92 : 581,787.24 = 230,603.18 : x
  2. Step 2: Convert to fraction form
    421,593.92/581,787.24 = 230,603.18/x
  3. Step 3: Cross multiply
    421,593.92x = 581,787.24 × 230,603.18
  4. Step 4: Simplify right side
    421,593.92x = 134,161,987,627.42
  5. Step 5: Solve for x
    x = 134,161,987,627.42/421,593.92
  6. Step 6: Final answer
    x = 318,225.62

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1.5x scale

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.