Home / 428,317.04-591,081.01-237,333.62

Finding the Fourth Proportional to 428,317.04, 591,081.01 and 237,333.62

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Solution

The fourth proportional to 428,317.04, 591,081.01 and 237,333.62 is: 327,522.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,317.04 : 591,081.01 = 237,333.62 : x
  2. Step 2: Convert to fraction form
    428,317.04/591,081.01 = 237,333.62/x
  3. Step 3: Cross multiply
    428,317.04x = 591,081.01 × 237,333.62
  4. Step 4: Simplify right side
    428,317.04x = 140,283,392,267.82
  5. Step 5: Solve for x
    x = 140,283,392,267.82/428,317.04
  6. Step 6: Final answer
    x = 327,522.33

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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.