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Finding the Fourth Proportional to 372,590.44, 514,172.22 and 202,824.16

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Solution

The fourth proportional to 372,590.44, 514,172.22 and 202,824.16 is: 279,895.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,590.44 : 514,172.22 = 202,824.16 : x
  2. Step 2: Convert to fraction form
    372,590.44/514,172.22 = 202,824.16/x
  3. Step 3: Cross multiply
    372,590.44x = 514,172.22 × 202,824.16
  4. Step 4: Simplify right side
    372,590.44x = 104,286,548,616.84
  5. Step 5: Solve for x
    x = 104,286,548,616.84/372,590.44
  6. Step 6: Final answer
    x = 279,895.93

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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.