Home / 984,704.50-1,477,057.20-310,854.07

Finding the Fourth Proportional to 984,704.50, 1,477,057.20 and 310,854.07

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Solution

The fourth proportional to 984,704.50, 1,477,057.20 and 310,854.07 is: 466,281.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,704.50 : 1,477,057.20 = 310,854.07 : x
  2. Step 2: Convert to fraction form
    984,704.50/1,477,057.20 = 310,854.07/x
  3. Step 3: Cross multiply
    984,704.50x = 1,477,057.20 × 310,854.07
  4. Step 4: Simplify right side
    984,704.50x = 459,149,242,242.80
  5. Step 5: Solve for x
    x = 459,149,242,242.80/984,704.50
  6. Step 6: Final answer
    x = 466,281.25

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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.