Home / 904,970.88-1,248,825.60-502,588.80

Finding the Fourth Proportional to 904,970.88, 1,248,825.60 and 502,588.80

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Solution

The fourth proportional to 904,970.88, 1,248,825.60 and 502,588.80 is: 693,553.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,970.88 : 1,248,825.60 = 502,588.80 : x
  2. Step 2: Convert to fraction form
    904,970.88/1,248,825.60 = 502,588.80/x
  3. Step 3: Cross multiply
    904,970.88x = 1,248,825.60 × 502,588.80
  4. Step 4: Simplify right side
    904,970.88x = 627,645,759,713.28
  5. Step 5: Solve for x
    x = 627,645,759,713.28/904,970.88
  6. Step 6: Final answer
    x = 693,553.54

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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.