Home / 785,574.06-1,084,093.05-446,042.31

Finding the Fourth Proportional to 785,574.06, 1,084,093.05 and 446,042.31

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Solution

The fourth proportional to 785,574.06, 1,084,093.05 and 446,042.31 is: 615,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,574.06 : 1,084,093.05 = 446,042.31 : x
  2. Step 2: Convert to fraction form
    785,574.06/1,084,093.05 = 446,042.31/x
  3. Step 3: Cross multiply
    785,574.06x = 1,084,093.05 × 446,042.31
  4. Step 4: Simplify right side
    785,574.06x = 483,551,368,276.95
  5. Step 5: Solve for x
    x = 483,551,368,276.95/785,574.06
  6. Step 6: Final answer
    x = 615,538.87

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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.