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Finding the Fourth Proportional to 369,477.54, 554,212.97 and 116,758.07

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Solution

The fourth proportional to 369,477.54, 554,212.97 and 116,758.07 is: 175,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,477.54 : 554,212.97 = 116,758.07 : x
  2. Step 2: Convert to fraction form
    369,477.54/554,212.97 = 116,758.07/x
  3. Step 3: Cross multiply
    369,477.54x = 554,212.97 × 116,758.07
  4. Step 4: Simplify right side
    369,477.54x = 64,708,838,423.60
  5. Step 5: Solve for x
    x = 64,708,838,423.60/369,477.54
  6. Step 6: Final answer
    x = 175,136.05

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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.