Home / 984,122.80-1,475,255.40-534,180.40

Finding the Fourth Proportional to 984,122.80, 1,475,255.40 and 534,180.40

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Solution

The fourth proportional to 984,122.80, 1,475,255.40 and 534,180.40 is: 800,766.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,122.80 : 1,475,255.40 = 534,180.40 : x
  2. Step 2: Convert to fraction form
    984,122.80/1,475,255.40 = 534,180.40/x
  3. Step 3: Cross multiply
    984,122.80x = 1,475,255.40 × 534,180.40
  4. Step 4: Simplify right side
    984,122.80x = 788,052,519,674.16
  5. Step 5: Solve for x
    x = 788,052,519,674.16/984,122.80
  6. Step 6: Final answer
    x = 800,766.45

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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.