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Finding the Fourth Proportional to 675,810.13, 932,610.87 and 365,705.93

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Solution

The fourth proportional to 675,810.13, 932,610.87 and 365,705.93 is: 504,670.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,810.13 : 932,610.87 = 365,705.93 : x
  2. Step 2: Convert to fraction form
    675,810.13/932,610.87 = 365,705.93/x
  3. Step 3: Cross multiply
    675,810.13x = 932,610.87 × 365,705.93
  4. Step 4: Simplify right side
    675,810.13x = 341,061,322,249.80
  5. Step 5: Solve for x
    x = 341,061,322,249.80/675,810.13
  6. Step 6: Final answer
    x = 504,670.33

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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.