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Finding the Fourth Proportional to 508,513.58, 701,697.60 and 304,559.13

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Solution

The fourth proportional to 508,513.58, 701,697.60 and 304,559.13 is: 420,260.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,513.58 : 701,697.60 = 304,559.13 : x
  2. Step 2: Convert to fraction form
    508,513.58/701,697.60 = 304,559.13/x
  3. Step 3: Cross multiply
    508,513.58x = 701,697.60 × 304,559.13
  4. Step 4: Simplify right side
    508,513.58x = 213,708,410,579.09
  5. Step 5: Solve for x
    x = 213,708,410,579.09/508,513.58
  6. Step 6: Final answer
    x = 420,260.97

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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.