Home / 997,321.60-1,495,982.40-465,880.60

Finding the Fourth Proportional to 997,321.60, 1,495,982.40 and 465,880.60

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Solution

The fourth proportional to 997,321.60, 1,495,982.40 and 465,880.60 is: 698,820.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,321.60 : 1,495,982.40 = 465,880.60 : x
  2. Step 2: Convert to fraction form
    997,321.60/1,495,982.40 = 465,880.60/x
  3. Step 3: Cross multiply
    997,321.60x = 1,495,982.40 × 465,880.60
  4. Step 4: Simplify right side
    997,321.60x = 696,949,178,101.44
  5. Step 5: Solve for x
    x = 696,949,178,101.44/997,321.60
  6. Step 6: Final answer
    x = 698,820.90

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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.