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Finding the Fourth Proportional to 474,548.35, 654,855.72 and 259,697.47

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Solution

The fourth proportional to 474,548.35, 654,855.72 and 259,697.47 is: 358,371.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,548.35 : 654,855.72 = 259,697.47 : x
  2. Step 2: Convert to fraction form
    474,548.35/654,855.72 = 259,697.47/x
  3. Step 3: Cross multiply
    474,548.35x = 654,855.72 × 259,697.47
  4. Step 4: Simplify right side
    474,548.35x = 170,064,373,699.03
  5. Step 5: Solve for x
    x = 170,064,373,699.03/474,548.35
  6. Step 6: Final answer
    x = 358,371.01

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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.