Home / 305,432.10-458,585.55-231,074.10

Finding the Fourth Proportional to 305,432.10, 458,585.55 and 231,074.10

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Solution

The fourth proportional to 305,432.10, 458,585.55 and 231,074.10 is: 346,942.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,432.10 : 458,585.55 = 231,074.10 : x
  2. Step 2: Convert to fraction form
    305,432.10/458,585.55 = 231,074.10/x
  3. Step 3: Cross multiply
    305,432.10x = 458,585.55 × 231,074.10
  4. Step 4: Simplify right side
    305,432.10x = 105,967,243,239.26
  5. Step 5: Solve for x
    x = 105,967,243,239.26/305,432.10
  6. Step 6: Final answer
    x = 346,942.06

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1.5x scale

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.