Home / 959,233.60-1,439,368.80-426,836.80

Finding the Fourth Proportional to 959,233.60, 1,439,368.80 and 426,836.80

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Solution

The fourth proportional to 959,233.60, 1,439,368.80 and 426,836.80 is: 640,485.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,233.60 : 1,439,368.80 = 426,836.80 : x
  2. Step 2: Convert to fraction form
    959,233.60/1,439,368.80 = 426,836.80/x
  3. Step 3: Cross multiply
    959,233.60x = 1,439,368.80 × 426,836.80
  4. Step 4: Simplify right side
    959,233.60x = 614,375,572,611.84
  5. Step 5: Solve for x
    x = 614,375,572,611.84/959,233.60
  6. Step 6: Final answer
    x = 640,485.88

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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.