Home / 768,351.51-1,152,530.03-235,872.57

Finding the Fourth Proportional to 768,351.51, 1,152,530.03 and 235,872.57

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Solution

The fourth proportional to 768,351.51, 1,152,530.03 and 235,872.57 is: 353,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,351.51 : 1,152,530.03 = 235,872.57 : x
  2. Step 2: Convert to fraction form
    768,351.51/1,152,530.03 = 235,872.57/x
  3. Step 3: Cross multiply
    768,351.51x = 1,152,530.03 × 235,872.57
  4. Step 4: Simplify right side
    768,351.51x = 271,850,220,178.28
  5. Step 5: Solve for x
    x = 271,850,220,178.28/768,351.51
  6. Step 6: Final answer
    x = 353,809.70

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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.