Home / 563,430.26-845,146.76-164,080.73

Finding the Fourth Proportional to 563,430.26, 845,146.76 and 164,080.73

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Solution

The fourth proportional to 563,430.26, 845,146.76 and 164,080.73 is: 246,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,430.26 : 845,146.76 = 164,080.73 : x
  2. Step 2: Convert to fraction form
    563,430.26/845,146.76 = 164,080.73/x
  3. Step 3: Cross multiply
    563,430.26x = 845,146.76 × 164,080.73
  4. Step 4: Simplify right side
    563,430.26x = 138,672,292,291.80
  5. Step 5: Solve for x
    x = 138,672,292,291.80/563,430.26
  6. Step 6: Final answer
    x = 246,121.49

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.