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Finding the Fourth Proportional to 435,403.59, 600,945.37 and 251,649.97

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Solution

The fourth proportional to 435,403.59, 600,945.37 and 251,649.97 is: 347,328.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,403.59 : 600,945.37 = 251,649.97 : x
  2. Step 2: Convert to fraction form
    435,403.59/600,945.37 = 251,649.97/x
  3. Step 3: Cross multiply
    435,403.59x = 600,945.37 × 251,649.97
  4. Step 4: Simplify right side
    435,403.59x = 151,227,880,069.16
  5. Step 5: Solve for x
    x = 151,227,880,069.16/435,403.59
  6. Step 6: Final answer
    x = 347,328.05

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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.