Home / 762,510.54-1,143,774.03-230,036.19

Finding the Fourth Proportional to 762,510.54, 1,143,774.03 and 230,036.19

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Solution

The fourth proportional to 762,510.54, 1,143,774.03 and 230,036.19 is: 345,056.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,510.54 : 1,143,774.03 = 230,036.19 : x
  2. Step 2: Convert to fraction form
    762,510.54/1,143,774.03 = 230,036.19/x
  3. Step 3: Cross multiply
    762,510.54x = 1,143,774.03 × 230,036.19
  4. Step 4: Simplify right side
    762,510.54x = 263,109,420,082.15
  5. Step 5: Solve for x
    x = 263,109,420,082.15/762,510.54
  6. Step 6: Final answer
    x = 345,056.76

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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.