Home / 490,555-736,065.66-224,295.04

Finding the Fourth Proportional to 490,555, 736,065.66 and 224,295.04

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Solution

The fourth proportional to 490,555, 736,065.66 and 224,295.04 is: 336,549.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,555 : 736,065.66 = 224,295.04 : x
  2. Step 2: Convert to fraction form
    490,555/736,065.66 = 224,295.04/x
  3. Step 3: Cross multiply
    490,555x = 736,065.66 × 224,295.04
  4. Step 4: Simplify right side
    490,555x = 165,095,876,652.33
  5. Step 5: Solve for x
    x = 165,095,876,652.33/490,555
  6. Step 6: Final answer
    x = 336,549.17

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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.