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Finding the Fourth Proportional to 369,941.04, 555,105.96 and 201,582

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Solution

The fourth proportional to 369,941.04, 555,105.96 and 201,582 is: 302,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,941.04 : 555,105.96 = 201,582 : x
  2. Step 2: Convert to fraction form
    369,941.04/555,105.96 = 201,582/x
  3. Step 3: Cross multiply
    369,941.04x = 555,105.96 × 201,582
  4. Step 4: Simplify right side
    369,941.04x = 111,899,369,628.72
  5. Step 5: Solve for x
    x = 111,899,369,628.72/369,941.04
  6. Step 6: Final answer
    x = 302,478.93

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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.