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Finding the Fourth Proportional to 414,501.50, 572,012.08 and 235,653.50

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Solution

The fourth proportional to 414,501.50, 572,012.08 and 235,653.50 is: 325,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,501.50 : 572,012.08 = 235,653.50 : x
  2. Step 2: Convert to fraction form
    414,501.50/572,012.08 = 235,653.50/x
  3. Step 3: Cross multiply
    414,501.50x = 572,012.08 × 235,653.50
  4. Step 4: Simplify right side
    414,501.50x = 134,796,648,694.28
  5. Step 5: Solve for x
    x = 134,796,648,694.28/414,501.50
  6. Step 6: Final answer
    x = 325,201.84

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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.