Home / 738,012.78-1,106,230.68-527,011.02

Finding the Fourth Proportional to 738,012.78, 1,106,230.68 and 527,011.02

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Solution

The fourth proportional to 738,012.78, 1,106,230.68 and 527,011.02 is: 789,953.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,012.78 : 1,106,230.68 = 527,011.02 : x
  2. Step 2: Convert to fraction form
    738,012.78/1,106,230.68 = 527,011.02/x
  3. Step 3: Cross multiply
    738,012.78x = 1,106,230.68 × 527,011.02
  4. Step 4: Simplify right side
    738,012.78x = 582,995,759,022.09
  5. Step 5: Solve for x
    x = 582,995,759,022.09/738,012.78
  6. Step 6: Final answer
    x = 789,953.47

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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.