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Finding the Fourth Proportional to 424,660.80, 585,925.76 and 273,576

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Solution

The fourth proportional to 424,660.80, 585,925.76 and 273,576 is: 377,466.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,660.80 : 585,925.76 = 273,576 : x
  2. Step 2: Convert to fraction form
    424,660.80/585,925.76 = 273,576/x
  3. Step 3: Cross multiply
    424,660.80x = 585,925.76 × 273,576
  4. Step 4: Simplify right side
    424,660.80x = 160,295,225,717.76
  5. Step 5: Solve for x
    x = 160,295,225,717.76/424,660.80
  6. Step 6: Final answer
    x = 377,466.50

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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.