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Finding the Fourth Proportional to 364,626.72, 503,210.07 and 203,513.22

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Solution

The fourth proportional to 364,626.72, 503,210.07 and 203,513.22 is: 280,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,626.72 : 503,210.07 = 203,513.22 : x
  2. Step 2: Convert to fraction form
    364,626.72/503,210.07 = 203,513.22/x
  3. Step 3: Cross multiply
    364,626.72x = 503,210.07 × 203,513.22
  4. Step 4: Simplify right side
    364,626.72x = 102,409,901,682.13
  5. Step 5: Solve for x
    x = 102,409,901,682.13/364,626.72
  6. Step 6: Final answer
    x = 280,862.31

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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.