Home / 768,617.44-1,152,008.90-357,733.85

Finding the Fourth Proportional to 768,617.44, 1,152,008.90 and 357,733.85

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Solution

The fourth proportional to 768,617.44, 1,152,008.90 and 357,733.85 is: 536,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,617.44 : 1,152,008.90 = 357,733.85 : x
  2. Step 2: Convert to fraction form
    768,617.44/1,152,008.90 = 357,733.85/x
  3. Step 3: Cross multiply
    768,617.44x = 1,152,008.90 × 357,733.85
  4. Step 4: Simplify right side
    768,617.44x = 412,112,577,070.21
  5. Step 5: Solve for x
    x = 412,112,577,070.21/768,617.44
  6. Step 6: Final answer
    x = 536,173.85

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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.