Home / 838,797.46-1,157,573.27-476,255.09

Finding the Fourth Proportional to 838,797.46, 1,157,573.27 and 476,255.09

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Solution

The fourth proportional to 838,797.46, 1,157,573.27 and 476,255.09 is: 657,250.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,797.46 : 1,157,573.27 = 476,255.09 : x
  2. Step 2: Convert to fraction form
    838,797.46/1,157,573.27 = 476,255.09/x
  3. Step 3: Cross multiply
    838,797.46x = 1,157,573.27 × 476,255.09
  4. Step 4: Simplify right side
    838,797.46x = 551,300,165,970.02
  5. Step 5: Solve for x
    x = 551,300,165,970.02/838,797.46
  6. Step 6: Final answer
    x = 657,250.64

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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.