Home / 907,841.93-1,361,942.33-268,156.80

Finding the Fourth Proportional to 907,841.93, 1,361,942.33 and 268,156.80

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Solution

The fourth proportional to 907,841.93, 1,361,942.33 and 268,156.80 is: 402,288.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,841.93 : 1,361,942.33 = 268,156.80 : x
  2. Step 2: Convert to fraction form
    907,841.93/1,361,942.33 = 268,156.80/x
  3. Step 3: Cross multiply
    907,841.93x = 1,361,942.33 × 268,156.80
  4. Step 4: Simplify right side
    907,841.93x = 365,214,095,656.56
  5. Step 5: Solve for x
    x = 365,214,095,656.56/907,841.93
  6. Step 6: Final answer
    x = 402,288.20

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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.