Home / 479,971.17-719,333.46-195,329.88

Finding the Fourth Proportional to 479,971.17, 719,333.46 and 195,329.88

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Solution

The fourth proportional to 479,971.17, 719,333.46 and 195,329.88 is: 292,741.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,971.17 : 719,333.46 = 195,329.88 : x
  2. Step 2: Convert to fraction form
    479,971.17/719,333.46 = 195,329.88/x
  3. Step 3: Cross multiply
    479,971.17x = 719,333.46 × 195,329.88
  4. Step 4: Simplify right side
    479,971.17x = 140,507,318,421.79
  5. Step 5: Solve for x
    x = 140,507,318,421.79/479,971.17
  6. Step 6: Final answer
    x = 292,741.16

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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.