Home / 479,631.07-719,023.24-195,559.24

Finding the Fourth Proportional to 479,631.07, 719,023.24 and 195,559.24

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Solution

The fourth proportional to 479,631.07, 719,023.24 and 195,559.24 is: 293,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,631.07 : 719,023.24 = 195,559.24 : x
  2. Step 2: Convert to fraction form
    479,631.07/719,023.24 = 195,559.24/x
  3. Step 3: Cross multiply
    479,631.07x = 719,023.24 × 195,559.24
  4. Step 4: Simplify right side
    479,631.07x = 140,611,637,378.94
  5. Step 5: Solve for x
    x = 140,611,637,378.94/479,631.07
  6. Step 6: Final answer
    x = 293,166.24

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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.