Home / 701,643.60-1,052,465.40-228,376.80

Finding the Fourth Proportional to 701,643.60, 1,052,465.40 and 228,376.80

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Solution

The fourth proportional to 701,643.60, 1,052,465.40 and 228,376.80 is: 342,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,643.60 : 1,052,465.40 = 228,376.80 : x
  2. Step 2: Convert to fraction form
    701,643.60/1,052,465.40 = 228,376.80/x
  3. Step 3: Cross multiply
    701,643.60x = 1,052,465.40 × 228,376.80
  4. Step 4: Simplify right side
    701,643.60x = 240,358,680,162.72
  5. Step 5: Solve for x
    x = 240,358,680,162.72/701,643.60
  6. Step 6: Final answer
    x = 342,565.20

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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.