Home / 369,371.40-554,089.50-270,758.76

Finding the Fourth Proportional to 369,371.40, 554,089.50 and 270,758.76

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Solution

The fourth proportional to 369,371.40, 554,089.50 and 270,758.76 is: 406,161.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,371.40 : 554,089.50 = 270,758.76 : x
  2. Step 2: Convert to fraction form
    369,371.40/554,089.50 = 270,758.76/x
  3. Step 3: Cross multiply
    369,371.40x = 554,089.50 × 270,758.76
  4. Step 4: Simplify right side
    369,371.40x = 150,024,585,949.02
  5. Step 5: Solve for x
    x = 150,024,585,949.02/369,371.40
  6. Step 6: Final answer
    x = 406,161.89

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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.