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Finding the Fourth Proportional to 369,598.71, 554,466.45 and 116,942.80

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Solution

The fourth proportional to 369,598.71, 554,466.45 and 116,942.80 is: 175,435.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,598.71 : 554,466.45 = 116,942.80 : x
  2. Step 2: Convert to fraction form
    369,598.71/554,466.45 = 116,942.80/x
  3. Step 3: Cross multiply
    369,598.71x = 554,466.45 × 116,942.80
  4. Step 4: Simplify right side
    369,598.71x = 64,840,855,812.01
  5. Step 5: Solve for x
    x = 64,840,855,812.01/369,598.71
  6. Step 6: Final answer
    x = 175,435.83

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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.