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Finding the Fourth Proportional to 567,593.76, 783,312.48 and 325,876.80

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Solution

The fourth proportional to 567,593.76, 783,312.48 and 325,876.80 is: 449,728.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,593.76 : 783,312.48 = 325,876.80 : x
  2. Step 2: Convert to fraction form
    567,593.76/783,312.48 = 325,876.80/x
  3. Step 3: Cross multiply
    567,593.76x = 783,312.48 × 325,876.80
  4. Step 4: Simplify right side
    567,593.76x = 255,263,364,382.46
  5. Step 5: Solve for x
    x = 255,263,364,382.46/567,593.76
  6. Step 6: Final answer
    x = 449,728.98

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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.