Home / 904,997.88-1,248,862.86-502,615.80

Finding the Fourth Proportional to 904,997.88, 1,248,862.86 and 502,615.80

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Solution

The fourth proportional to 904,997.88, 1,248,862.86 and 502,615.80 is: 693,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,997.88 : 1,248,862.86 = 502,615.80 : x
  2. Step 2: Convert to fraction form
    904,997.88/1,248,862.86 = 502,615.80/x
  3. Step 3: Cross multiply
    904,997.88x = 1,248,862.86 × 502,615.80
  4. Step 4: Simplify right side
    904,997.88x = 627,698,205,469.19
  5. Step 5: Solve for x
    x = 627,698,205,469.19/904,997.88
  6. Step 6: Final answer
    x = 693,590.80

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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.