Home / 746,246.40-1,119,150.90-346,790.85

Finding the Fourth Proportional to 746,246.40, 1,119,150.90 and 346,790.85

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Solution

The fourth proportional to 746,246.40, 1,119,150.90 and 346,790.85 is: 520,084.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,246.40 : 1,119,150.90 = 346,790.85 : x
  2. Step 2: Convert to fraction form
    746,246.40/1,119,150.90 = 346,790.85/x
  3. Step 3: Cross multiply
    746,246.40x = 1,119,150.90 × 346,790.85
  4. Step 4: Simplify right side
    746,246.40x = 388,111,291,889.27
  5. Step 5: Solve for x
    x = 388,111,291,889.27/746,246.40
  6. Step 6: Final answer
    x = 520,084.64

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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.