Home / 719,544.87-1,079,087.67-293,079.87

Finding the Fourth Proportional to 719,544.87, 1,079,087.67 and 293,079.87

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Solution

The fourth proportional to 719,544.87, 1,079,087.67 and 293,079.87 is: 439,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,544.87 : 1,079,087.67 = 293,079.87 : x
  2. Step 2: Convert to fraction form
    719,544.87/1,079,087.67 = 293,079.87/x
  3. Step 3: Cross multiply
    719,544.87x = 1,079,087.67 × 293,079.87
  4. Step 4: Simplify right side
    719,544.87x = 316,258,874,042.20
  5. Step 5: Solve for x
    x = 316,258,874,042.20/719,544.87
  6. Step 6: Final answer
    x = 439,526.27

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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.