Home / 768,441.13-1,152,717.05-295,126.48

Finding the Fourth Proportional to 768,441.13, 1,152,717.05 and 295,126.48

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Solution

The fourth proportional to 768,441.13, 1,152,717.05 and 295,126.48 is: 442,710.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,441.13 : 1,152,717.05 = 295,126.48 : x
  2. Step 2: Convert to fraction form
    768,441.13/1,152,717.05 = 295,126.48/x
  3. Step 3: Cross multiply
    768,441.13x = 1,152,717.05 × 295,126.48
  4. Step 4: Simplify right side
    768,441.13x = 340,197,325,402.48
  5. Step 5: Solve for x
    x = 340,197,325,402.48/768,441.13
  6. Step 6: Final answer
    x = 442,710.98

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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.