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Finding the Fourth Proportional to 474,181.02, 654,356.53 and 259,316.47

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Solution

The fourth proportional to 474,181.02, 654,356.53 and 259,316.47 is: 357,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,181.02 : 654,356.53 = 259,316.47 : x
  2. Step 2: Convert to fraction form
    474,181.02/654,356.53 = 259,316.47/x
  3. Step 3: Cross multiply
    474,181.02x = 654,356.53 × 259,316.47
  4. Step 4: Simplify right side
    474,181.02x = 169,685,422,209.27
  5. Step 5: Solve for x
    x = 169,685,422,209.27/474,181.02
  6. Step 6: Final answer
    x = 357,849.46

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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.