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Finding the Fourth Proportional to 450,365.67, 621,499.30 and 246,414.22

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Solution

The fourth proportional to 450,365.67, 621,499.30 and 246,414.22 is: 340,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,365.67 : 621,499.30 = 246,414.22 : x
  2. Step 2: Convert to fraction form
    450,365.67/621,499.30 = 246,414.22/x
  3. Step 3: Cross multiply
    450,365.67x = 621,499.30 × 246,414.22
  4. Step 4: Simplify right side
    450,365.67x = 153,146,263,070.26
  5. Step 5: Solve for x
    x = 153,146,263,070.26/450,365.67
  6. Step 6: Final answer
    x = 340,048.71

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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.