Home / 887,281.80-1,330,922.70-247,584.30

Finding the Fourth Proportional to 887,281.80, 1,330,922.70 and 247,584.30

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Solution

The fourth proportional to 887,281.80, 1,330,922.70 and 247,584.30 is: 371,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,281.80 : 1,330,922.70 = 247,584.30 : x
  2. Step 2: Convert to fraction form
    887,281.80/1,330,922.70 = 247,584.30/x
  3. Step 3: Cross multiply
    887,281.80x = 1,330,922.70 × 247,584.30
  4. Step 4: Simplify right side
    887,281.80x = 329,515,565,033.61
  5. Step 5: Solve for x
    x = 329,515,565,033.61/887,281.80
  6. Step 6: Final answer
    x = 371,376.45

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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.