Home / 809,477.78-1,117,080.99-446,902.34

Finding the Fourth Proportional to 809,477.78, 1,117,080.99 and 446,902.34

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Solution

The fourth proportional to 809,477.78, 1,117,080.99 and 446,902.34 is: 616,726.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,477.78 : 1,117,080.99 = 446,902.34 : x
  2. Step 2: Convert to fraction form
    809,477.78/1,117,080.99 = 446,902.34/x
  3. Step 3: Cross multiply
    809,477.78x = 1,117,080.99 × 446,902.34
  4. Step 4: Simplify right side
    809,477.78x = 499,226,100,580.60
  5. Step 5: Solve for x
    x = 499,226,100,580.60/809,477.78
  6. Step 6: Final answer
    x = 616,726.14

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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.