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Finding the Fourth Proportional to 401,510.62, 602,390.67 and 241,762.42

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Solution

The fourth proportional to 401,510.62, 602,390.67 and 241,762.42 is: 362,718.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,510.62 : 602,390.67 = 241,762.42 : x
  2. Step 2: Convert to fraction form
    401,510.62/602,390.67 = 241,762.42/x
  3. Step 3: Cross multiply
    401,510.62x = 602,390.67 × 241,762.42
  4. Step 4: Simplify right side
    401,510.62x = 145,635,426,164.62
  5. Step 5: Solve for x
    x = 145,635,426,164.62/401,510.62
  6. Step 6: Final answer
    x = 362,718.74

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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.