Home / 762,511.38-1,143,775.28-230,037.02

Finding the Fourth Proportional to 762,511.38, 1,143,775.28 and 230,037.02

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Solution

The fourth proportional to 762,511.38, 1,143,775.28 and 230,037.02 is: 345,058.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,511.38 : 1,143,775.28 = 230,037.02 : x
  2. Step 2: Convert to fraction form
    762,511.38/1,143,775.28 = 230,037.02/x
  3. Step 3: Cross multiply
    762,511.38x = 1,143,775.28 × 230,037.02
  4. Step 4: Simplify right side
    762,511.38x = 263,110,660,395.40
  5. Step 5: Solve for x
    x = 263,110,660,395.40/762,511.38
  6. Step 6: Final answer
    x = 345,058.01

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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.