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Finding the Fourth Proportional to 369,677.76, 554,521.02 and 129,797.67

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Solution

The fourth proportional to 369,677.76, 554,521.02 and 129,797.67 is: 194,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,677.76 : 554,521.02 = 129,797.67 : x
  2. Step 2: Convert to fraction form
    369,677.76/554,521.02 = 129,797.67/x
  3. Step 3: Cross multiply
    369,677.76x = 554,521.02 × 129,797.67
  4. Step 4: Simplify right side
    369,677.76x = 71,975,536,362.02
  5. Step 5: Solve for x
    x = 71,975,536,362.02/369,677.76
  6. Step 6: Final answer
    x = 194,698.04

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1.5x scale

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.