Home / 795,832.32-1,192,193.28-421,340.16

Finding the Fourth Proportional to 795,832.32, 1,192,193.28 and 421,340.16

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Solution

The fourth proportional to 795,832.32, 1,192,193.28 and 421,340.16 is: 631,186.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    795,832.32 : 1,192,193.28 = 421,340.16 : x
  2. Step 2: Convert to fraction form
    795,832.32/1,192,193.28 = 421,340.16/x
  3. Step 3: Cross multiply
    795,832.32x = 1,192,193.28 × 421,340.16
  4. Step 4: Simplify right side
    795,832.32x = 502,318,907,346.13
  5. Step 5: Solve for x
    x = 502,318,907,346.13/795,832.32
  6. Step 6: Final answer
    x = 631,186.87

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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.