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Finding the Fourth Proportional to 503,667.72, 695,060.19 and 277,313.22

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Solution

The fourth proportional to 503,667.72, 695,060.19 and 277,313.22 is: 382,691.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,667.72 : 695,060.19 = 277,313.22 : x
  2. Step 2: Convert to fraction form
    503,667.72/695,060.19 = 277,313.22/x
  3. Step 3: Cross multiply
    503,667.72x = 695,060.19 × 277,313.22
  4. Step 4: Simplify right side
    503,667.72x = 192,749,379,382.71
  5. Step 5: Solve for x
    x = 192,749,379,382.71/503,667.72
  6. Step 6: Final answer
    x = 382,691.55

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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.