Home / 763,154.66-1,144,774.12-230,662.28

Finding the Fourth Proportional to 763,154.66, 1,144,774.12 and 230,662.28

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Solution

The fourth proportional to 763,154.66, 1,144,774.12 and 230,662.28 is: 346,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,154.66 : 1,144,774.12 = 230,662.28 : x
  2. Step 2: Convert to fraction form
    763,154.66/1,144,774.12 = 230,662.28/x
  3. Step 3: Cross multiply
    763,154.66x = 1,144,774.12 × 230,662.28
  4. Step 4: Simplify right side
    763,154.66x = 264,056,208,604.19
  5. Step 5: Solve for x
    x = 264,056,208,604.19/763,154.66
  6. Step 6: Final answer
    x = 346,006.15

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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.