Home / 907,841.93-1,252,822.04-499,942.73

Finding the Fourth Proportional to 907,841.93, 1,252,822.04 and 499,942.73

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Solution

The fourth proportional to 907,841.93, 1,252,822.04 and 499,942.73 is: 689,921.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,841.93 : 1,252,822.04 = 499,942.73 : x
  2. Step 2: Convert to fraction form
    907,841.93/1,252,822.04 = 499,942.73/x
  3. Step 3: Cross multiply
    907,841.93x = 1,252,822.04 × 499,942.73
  4. Step 4: Simplify right side
    907,841.93x = 626,339,273,388.90
  5. Step 5: Solve for x
    x = 626,339,273,388.90/907,841.93
  6. Step 6: Final answer
    x = 689,921.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.