Home / 897,821.96-1,346,946.78-336,861.32

Finding the Fourth Proportional to 897,821.96, 1,346,946.78 and 336,861.32

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Solution

The fourth proportional to 897,821.96, 1,346,946.78 and 336,861.32 is: 505,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,821.96 : 1,346,946.78 = 336,861.32 : x
  2. Step 2: Convert to fraction form
    897,821.96/1,346,946.78 = 336,861.32/x
  3. Step 3: Cross multiply
    897,821.96x = 1,346,946.78 × 336,861.32
  4. Step 4: Simplify right side
    897,821.96x = 453,734,270,280.55
  5. Step 5: Solve for x
    x = 453,734,270,280.55/897,821.96
  6. Step 6: Final answer
    x = 505,372.21

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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.