Home / 456,754.23-630,322.07-252,819.18

Finding the Fourth Proportional to 456,754.23, 630,322.07 and 252,819.18

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Solution

The fourth proportional to 456,754.23, 630,322.07 and 252,819.18 is: 348,891.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,754.23 : 630,322.07 = 252,819.18 : x
  2. Step 2: Convert to fraction form
    456,754.23/630,322.07 = 252,819.18/x
  3. Step 3: Cross multiply
    456,754.23x = 630,322.07 × 252,819.18
  4. Step 4: Simplify right side
    456,754.23x = 159,357,507,609.21
  5. Step 5: Solve for x
    x = 159,357,507,609.21/456,754.23
  6. Step 6: Final answer
    x = 348,891.15

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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.