Home / 560,819.16-773,901.15-306,121.14

Finding the Fourth Proportional to 560,819.16, 773,901.15 and 306,121.14

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Solution

The fourth proportional to 560,819.16, 773,901.15 and 306,121.14 is: 422,431.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,819.16 : 773,901.15 = 306,121.14 : x
  2. Step 2: Convert to fraction form
    560,819.16/773,901.15 = 306,121.14/x
  3. Step 3: Cross multiply
    560,819.16x = 773,901.15 × 306,121.14
  4. Step 4: Simplify right side
    560,819.16x = 236,907,502,285.31
  5. Step 5: Solve for x
    x = 236,907,502,285.31/560,819.16
  6. Step 6: Final answer
    x = 422,431.18

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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.