Home / 838,490.97-1,157,059.17-475,922.22

Finding the Fourth Proportional to 838,490.97, 1,157,059.17 and 475,922.22

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Solution

The fourth proportional to 838,490.97, 1,157,059.17 and 475,922.22 is: 656,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,490.97 : 1,157,059.17 = 475,922.22 : x
  2. Step 2: Convert to fraction form
    838,490.97/1,157,059.17 = 475,922.22/x
  3. Step 3: Cross multiply
    838,490.97x = 1,157,059.17 × 475,922.22
  4. Step 4: Simplify right side
    838,490.97x = 550,670,168,857.76
  5. Step 5: Solve for x
    x = 550,670,168,857.76/838,490.97
  6. Step 6: Final answer
    x = 656,739.53

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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.