Home / 887,081.87-1,330,603.71-247,368.58

Finding the Fourth Proportional to 887,081.87, 1,330,603.71 and 247,368.58

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Solution

The fourth proportional to 887,081.87, 1,330,603.71 and 247,368.58 is: 371,047.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,081.87 : 1,330,603.71 = 247,368.58 : x
  2. Step 2: Convert to fraction form
    887,081.87/1,330,603.71 = 247,368.58/x
  3. Step 3: Cross multiply
    887,081.87x = 1,330,603.71 × 247,368.58
  4. Step 4: Simplify right side
    887,081.87x = 329,149,550,285.43
  5. Step 5: Solve for x
    x = 329,149,550,285.43/887,081.87
  6. Step 6: Final answer
    x = 371,047.55

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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.