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Finding the Fourth Proportional to 504,126.32, 695,684.57 and 274,680.86

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Solution

The fourth proportional to 504,126.32, 695,684.57 and 274,680.86 is: 379,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,126.32 : 695,684.57 = 274,680.86 : x
  2. Step 2: Convert to fraction form
    504,126.32/695,684.57 = 274,680.86/x
  3. Step 3: Cross multiply
    504,126.32x = 695,684.57 × 274,680.86
  4. Step 4: Simplify right side
    504,126.32x = 191,091,231,124.50
  5. Step 5: Solve for x
    x = 191,091,231,124.50/504,126.32
  6. Step 6: Final answer
    x = 379,054.27

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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.