Home / 1,232,260.12-1,848,292.92-390,819.16

Finding the Fourth Proportional to 1,232,260.12, 1,848,292.92 and 390,819.16

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Solution

The fourth proportional to 1,232,260.12, 1,848,292.92 and 390,819.16 is: 586,197.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,260.12 : 1,848,292.92 = 390,819.16 : x
  2. Step 2: Convert to fraction form
    1,232,260.12/1,848,292.92 = 390,819.16/x
  3. Step 3: Cross multiply
    1,232,260.12x = 1,848,292.92 × 390,819.16
  4. Step 4: Simplify right side
    1,232,260.12x = 722,348,286,428.35
  5. Step 5: Solve for x
    x = 722,348,286,428.35/1,232,260.12
  6. Step 6: Final answer
    x = 586,197.89

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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.