Home / 1,000,371.35-1,500,795.74-326,453.91

Finding the Fourth Proportional to 1,000,371.35, 1,500,795.74 and 326,453.91

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Solution

The fourth proportional to 1,000,371.35, 1,500,795.74 and 326,453.91 is: 489,758.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,371.35 : 1,500,795.74 = 326,453.91 : x
  2. Step 2: Convert to fraction form
    1,000,371.35/1,500,795.74 = 326,453.91/x
  3. Step 3: Cross multiply
    1,000,371.35x = 1,500,795.74 × 326,453.91
  4. Step 4: Simplify right side
    1,000,371.35x = 489,940,632,622.49
  5. Step 5: Solve for x
    x = 489,940,632,622.49/1,000,371.35
  6. Step 6: Final answer
    x = 489,758.76

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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.