Home / 911,847.40-1,367,771.10-246,999.40

Finding the Fourth Proportional to 911,847.40, 1,367,771.10 and 246,999.40

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Solution

The fourth proportional to 911,847.40, 1,367,771.10 and 246,999.40 is: 370,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,847.40 : 1,367,771.10 = 246,999.40 : x
  2. Step 2: Convert to fraction form
    911,847.40/1,367,771.10 = 246,999.40/x
  3. Step 3: Cross multiply
    911,847.40x = 1,367,771.10 × 246,999.40
  4. Step 4: Simplify right side
    911,847.40x = 337,838,641,037.34
  5. Step 5: Solve for x
    x = 337,838,641,037.34/911,847.40
  6. Step 6: Final answer
    x = 370,499.10

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Similar ratio
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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.