Home / 897,819.96-1,346,943.78-336,859.32

Finding the Fourth Proportional to 897,819.96, 1,346,943.78 and 336,859.32

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Solution

The fourth proportional to 897,819.96, 1,346,943.78 and 336,859.32 is: 505,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,819.96 : 1,346,943.78 = 336,859.32 : x
  2. Step 2: Convert to fraction form
    897,819.96/1,346,943.78 = 336,859.32/x
  3. Step 3: Cross multiply
    897,819.96x = 1,346,943.78 × 336,859.32
  4. Step 4: Simplify right side
    897,819.96x = 453,730,565,809.03
  5. Step 5: Solve for x
    x = 453,730,565,809.03/897,819.96
  6. Step 6: Final answer
    x = 505,369.21

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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.