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Finding the Fourth Proportional to 363,491.16, 501,626.59 and 202,357.10

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Solution

The fourth proportional to 363,491.16, 501,626.59 and 202,357.10 is: 279,257.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,491.16 : 501,626.59 = 202,357.10 : x
  2. Step 2: Convert to fraction form
    363,491.16/501,626.59 = 202,357.10/x
  3. Step 3: Cross multiply
    363,491.16x = 501,626.59 × 202,357.10
  4. Step 4: Simplify right side
    363,491.16x = 101,507,698,515.37
  5. Step 5: Solve for x
    x = 101,507,698,515.37/363,491.16
  6. Step 6: Final answer
    x = 279,257.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.