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Finding the Fourth Proportional to 369,718.70, 554,522.54 and 116,966.34

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Solution

The fourth proportional to 369,718.70, 554,522.54 and 116,966.34 is: 175,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,718.70 : 554,522.54 = 116,966.34 : x
  2. Step 2: Convert to fraction form
    369,718.70/554,522.54 = 116,966.34/x
  3. Step 3: Cross multiply
    369,718.70x = 554,522.54 × 116,966.34
  4. Step 4: Simplify right side
    369,718.70x = 64,860,471,951.30
  5. Step 5: Solve for x
    x = 64,860,471,951.30/369,718.70
  6. Step 6: Final answer
    x = 175,431.95

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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.