Home / 904,952.88-1,248,845.24-497,064.28

Finding the Fourth Proportional to 904,952.88, 1,248,845.24 and 497,064.28

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Solution

The fourth proportional to 904,952.88, 1,248,845.24 and 497,064.28 is: 685,954.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,952.88 : 1,248,845.24 = 497,064.28 : x
  2. Step 2: Convert to fraction form
    904,952.88/1,248,845.24 = 497,064.28/x
  3. Step 3: Cross multiply
    904,952.88x = 1,248,845.24 × 497,064.28
  4. Step 4: Simplify right side
    904,952.88x = 620,756,360,052.03
  5. Step 5: Solve for x
    x = 620,756,360,052.03/904,952.88
  6. Step 6: Final answer
    x = 685,954.34

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Double scale
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Similar ratio
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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.