Home / 719,524.05-1,078,924.61-239,582.20

Finding the Fourth Proportional to 719,524.05, 1,078,924.61 and 239,582.20

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Solution

The fourth proportional to 719,524.05, 1,078,924.61 and 239,582.20 is: 359,252.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,524.05 : 1,078,924.61 = 239,582.20 : x
  2. Step 2: Convert to fraction form
    719,524.05/1,078,924.61 = 239,582.20/x
  3. Step 3: Cross multiply
    719,524.05x = 1,078,924.61 × 239,582.20
  4. Step 4: Simplify right side
    719,524.05x = 258,491,131,697.94
  5. Step 5: Solve for x
    x = 258,491,131,697.94/719,524.05
  6. Step 6: Final answer
    x = 359,252.94

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1.5x scale

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.