Home / 897,433.20-1,346,149.80-808,859.70

Finding the Fourth Proportional to 897,433.20, 1,346,149.80 and 808,859.70

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Solution

The fourth proportional to 897,433.20, 1,346,149.80 and 808,859.70 is: 1,213,289.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,433.20 : 1,346,149.80 = 808,859.70 : x
  2. Step 2: Convert to fraction form
    897,433.20/1,346,149.80 = 808,859.70/x
  3. Step 3: Cross multiply
    897,433.20x = 1,346,149.80 × 808,859.70
  4. Step 4: Simplify right side
    897,433.20x = 1,088,846,323,383.06
  5. Step 5: Solve for x
    x = 1,088,846,323,383.06/897,433.20
  6. Step 6: Final answer
    x = 1,213,289.55

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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.