Home / 959,969.60-1,439,565.60-328,558.40

Finding the Fourth Proportional to 959,969.60, 1,439,565.60 and 328,558.40

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Solution

The fourth proportional to 959,969.60, 1,439,565.60 and 328,558.40 is: 492,704.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,969.60 : 1,439,565.60 = 328,558.40 : x
  2. Step 2: Convert to fraction form
    959,969.60/1,439,565.60 = 328,558.40/x
  3. Step 3: Cross multiply
    959,969.60x = 1,439,565.60 × 328,558.40
  4. Step 4: Simplify right side
    959,969.60x = 472,981,370,231.04
  5. Step 5: Solve for x
    x = 472,981,370,231.04/959,969.60
  6. Step 6: Final answer
    x = 492,704.53

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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.