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Finding the Fourth Proportional to 292,370.92, 403,471.73 and 158,234.92

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Solution

The fourth proportional to 292,370.92, 403,471.73 and 158,234.92 is: 218,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,370.92 : 403,471.73 = 158,234.92 : x
  2. Step 2: Convert to fraction form
    292,370.92/403,471.73 = 158,234.92/x
  3. Step 3: Cross multiply
    292,370.92x = 403,471.73 × 158,234.92
  4. Step 4: Simplify right side
    292,370.92x = 63,843,316,305.72
  5. Step 5: Solve for x
    x = 63,843,316,305.72/292,370.92
  6. Step 6: Final answer
    x = 218,364.11

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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.