Home / 899,132.10-1,349,216.55-338,568.90

Finding the Fourth Proportional to 899,132.10, 1,349,216.55 and 338,568.90

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Solution

The fourth proportional to 899,132.10, 1,349,216.55 and 338,568.90 is: 508,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,132.10 : 1,349,216.55 = 338,568.90 : x
  2. Step 2: Convert to fraction form
    899,132.10/1,349,216.55 = 338,568.90/x
  3. Step 3: Cross multiply
    899,132.10x = 1,349,216.55 × 338,568.90
  4. Step 4: Simplify right side
    899,132.10x = 456,802,763,195.30
  5. Step 5: Solve for x
    x = 456,802,763,195.30/899,132.10
  6. Step 6: Final answer
    x = 508,048.55

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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.