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Finding the Fourth Proportional to 465,458.40, 698,187.60 and 306,026.10

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Solution

The fourth proportional to 465,458.40, 698,187.60 and 306,026.10 is: 459,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,458.40 : 698,187.60 = 306,026.10 : x
  2. Step 2: Convert to fraction form
    465,458.40/698,187.60 = 306,026.10/x
  3. Step 3: Cross multiply
    465,458.40x = 698,187.60 × 306,026.10
  4. Step 4: Simplify right side
    465,458.40x = 213,663,628,296.36
  5. Step 5: Solve for x
    x = 213,663,628,296.36/465,458.40
  6. Step 6: Final answer
    x = 459,039.15

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Similar ratio
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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.