Home / 762,492.83-1,143,747.47-230,018.48

Finding the Fourth Proportional to 762,492.83, 1,143,747.47 and 230,018.48

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Solution

The fourth proportional to 762,492.83, 1,143,747.47 and 230,018.48 is: 345,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,492.83 : 1,143,747.47 = 230,018.48 : x
  2. Step 2: Convert to fraction form
    762,492.83/1,143,747.47 = 230,018.48/x
  3. Step 3: Cross multiply
    762,492.83x = 1,143,747.47 × 230,018.48
  4. Step 4: Simplify right side
    762,492.83x = 263,083,054,553.25
  5. Step 5: Solve for x
    x = 263,083,054,553.25/762,492.83
  6. Step 6: Final answer
    x = 345,030.20

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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.