Home / 997,136.20-1,495,704.30-886,911.40

Finding the Fourth Proportional to 997,136.20, 1,495,704.30 and 886,911.40

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Solution

The fourth proportional to 997,136.20, 1,495,704.30 and 886,911.40 is: 1,330,367.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,136.20 : 1,495,704.30 = 886,911.40 : x
  2. Step 2: Convert to fraction form
    997,136.20/1,495,704.30 = 886,911.40/x
  3. Step 3: Cross multiply
    997,136.20x = 1,495,704.30 × 886,911.40
  4. Step 4: Simplify right side
    997,136.20x = 1,326,557,194,699.02
  5. Step 5: Solve for x
    x = 1,326,557,194,699.02/997,136.20
  6. Step 6: Final answer
    x = 1,330,367.10

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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.