Home / 997,085.70-1,495,628.55-886,860.90

Finding the Fourth Proportional to 997,085.70, 1,495,628.55 and 886,860.90

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Solution

The fourth proportional to 997,085.70, 1,495,628.55 and 886,860.90 is: 1,330,291.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,085.70 : 1,495,628.55 = 886,860.90 : x
  2. Step 2: Convert to fraction form
    997,085.70/1,495,628.55 = 886,860.90/x
  3. Step 3: Cross multiply
    997,085.70x = 1,495,628.55 × 886,860.90
  4. Step 4: Simplify right side
    997,085.70x = 1,326,414,481,918.70
  5. Step 5: Solve for x
    x = 1,326,414,481,918.70/997,085.70
  6. Step 6: Final answer
    x = 1,330,291.35

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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.