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Finding the Fourth Proportional to 292,250.43, 403,584.13 and 276,328.84

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Solution

The fourth proportional to 292,250.43, 403,584.13 and 276,328.84 is: 381,597.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,250.43 : 403,584.13 = 276,328.84 : x
  2. Step 2: Convert to fraction form
    292,250.43/403,584.13 = 276,328.84/x
  3. Step 3: Cross multiply
    292,250.43x = 403,584.13 × 276,328.84
  4. Step 4: Simplify right side
    292,250.43x = 111,521,931,085.74
  5. Step 5: Solve for x
    x = 111,521,931,085.74/292,250.43
  6. Step 6: Final answer
    x = 381,597.16

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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.