Home / 746,911.53-1,119,793.01-386,696.23

Finding the Fourth Proportional to 746,911.53, 1,119,793.01 and 386,696.23

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Solution

The fourth proportional to 746,911.53, 1,119,793.01 and 386,696.23 is: 579,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,911.53 : 1,119,793.01 = 386,696.23 : x
  2. Step 2: Convert to fraction form
    746,911.53/1,119,793.01 = 386,696.23/x
  3. Step 3: Cross multiply
    746,911.53x = 1,119,793.01 × 386,696.23
  4. Step 4: Simplify right side
    746,911.53x = 433,019,730,614.39
  5. Step 5: Solve for x
    x = 433,019,730,614.39/746,911.53
  6. Step 6: Final answer
    x = 579,747.02

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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.