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Finding the Fourth Proportional to 401,507.12, 602,385.42 and 241,758.92

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Solution

The fourth proportional to 401,507.12, 602,385.42 and 241,758.92 is: 362,713.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,507.12 : 602,385.42 = 241,758.92 : x
  2. Step 2: Convert to fraction form
    401,507.12/602,385.42 = 241,758.92/x
  3. Step 3: Cross multiply
    401,507.12x = 602,385.42 × 241,758.92
  4. Step 4: Simplify right side
    401,507.12x = 145,632,048,562.95
  5. Step 5: Solve for x
    x = 145,632,048,562.95/401,507.12
  6. Step 6: Final answer
    x = 362,713.49

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1.5x scale

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.