Home / 769,070.13-1,152,847.02-270,084.21

Finding the Fourth Proportional to 769,070.13, 1,152,847.02 and 270,084.21

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Solution

The fourth proportional to 769,070.13, 1,152,847.02 and 270,084.21 is: 404,860.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,070.13 : 1,152,847.02 = 270,084.21 : x
  2. Step 2: Convert to fraction form
    769,070.13/1,152,847.02 = 270,084.21/x
  3. Step 3: Cross multiply
    769,070.13x = 1,152,847.02 × 270,084.21
  4. Step 4: Simplify right side
    769,070.13x = 311,365,776,647.55
  5. Step 5: Solve for x
    x = 311,365,776,647.55/769,070.13
  6. Step 6: Final answer
    x = 404,860.06

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1.5x scale

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.