Home / 907,478.80-1,361,218.20-694,902.40

Finding the Fourth Proportional to 907,478.80, 1,361,218.20 and 694,902.40

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Solution

The fourth proportional to 907,478.80, 1,361,218.20 and 694,902.40 is: 1,042,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,478.80 : 1,361,218.20 = 694,902.40 : x
  2. Step 2: Convert to fraction form
    907,478.80/1,361,218.20 = 694,902.40/x
  3. Step 3: Cross multiply
    907,478.80x = 1,361,218.20 × 694,902.40
  4. Step 4: Simplify right side
    907,478.80x = 945,913,794,103.68
  5. Step 5: Solve for x
    x = 945,913,794,103.68/907,478.80
  6. Step 6: Final answer
    x = 1,042,353.60

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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.