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Finding the Fourth Proportional to 401,510.00, 554,044.50 and 240,361.52

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Solution

The fourth proportional to 401,510.00, 554,044.50 and 240,361.52 is: 331,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,510.00 : 554,044.50 = 240,361.52 : x
  2. Step 2: Convert to fraction form
    401,510.00/554,044.50 = 240,361.52/x
  3. Step 3: Cross multiply
    401,510.00x = 554,044.50 × 240,361.52
  4. Step 4: Simplify right side
    401,510.00x = 133,170,975,397.42
  5. Step 5: Solve for x
    x = 133,170,975,397.42/401,510.00
  6. Step 6: Final answer
    x = 331,675.37

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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.