Home / 984,632.64-1,476,948.96-310,766.40

Finding the Fourth Proportional to 984,632.64, 1,476,948.96 and 310,766.40

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Solution

The fourth proportional to 984,632.64, 1,476,948.96 and 310,766.40 is: 466,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,632.64 : 1,476,948.96 = 310,766.40 : x
  2. Step 2: Convert to fraction form
    984,632.64/1,476,948.96 = 310,766.40/x
  3. Step 3: Cross multiply
    984,632.64x = 1,476,948.96 × 310,766.40
  4. Step 4: Simplify right side
    984,632.64x = 458,986,111,282.94
  5. Step 5: Solve for x
    x = 458,986,111,282.94/984,632.64
  6. Step 6: Final answer
    x = 466,149.60

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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.