Home / 479,496.16-719,244.58-163,955.44

Finding the Fourth Proportional to 479,496.16, 719,244.58 and 163,955.44

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Solution

The fourth proportional to 479,496.16, 719,244.58 and 163,955.44 is: 245,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,496.16 : 719,244.58 = 163,955.44 : x
  2. Step 2: Convert to fraction form
    479,496.16/719,244.58 = 163,955.44/x
  3. Step 3: Cross multiply
    479,496.16x = 719,244.58 × 163,955.44
  4. Step 4: Simplify right side
    479,496.16x = 117,924,061,581.52
  5. Step 5: Solve for x
    x = 117,924,061,581.52/479,496.16
  6. Step 6: Final answer
    x = 245,933.28

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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.