Home / 746,136.45-1,119,422.62-240,686.21

Finding the Fourth Proportional to 746,136.45, 1,119,422.62 and 240,686.21

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Solution

The fourth proportional to 746,136.45, 1,119,422.62 and 240,686.21 is: 361,099.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,136.45 : 1,119,422.62 = 240,686.21 : x
  2. Step 2: Convert to fraction form
    746,136.45/1,119,422.62 = 240,686.21/x
  3. Step 3: Cross multiply
    746,136.45x = 1,119,422.62 × 240,686.21
  4. Step 4: Simplify right side
    746,136.45x = 269,429,590,895.49
  5. Step 5: Solve for x
    x = 269,429,590,895.49/746,136.45
  6. Step 6: Final answer
    x = 361,099.62

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Double scale
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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.