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Finding the Fourth Proportional to 575,822.88, 794,224.16 and 499,204.96

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Solution

The fourth proportional to 575,822.88, 794,224.16 and 499,204.96 is: 688,546.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,822.88 : 794,224.16 = 499,204.96 : x
  2. Step 2: Convert to fraction form
    575,822.88/794,224.16 = 499,204.96/x
  3. Step 3: Cross multiply
    575,822.88x = 794,224.16 × 499,204.96
  4. Step 4: Simplify right side
    575,822.88x = 396,480,640,023.83
  5. Step 5: Solve for x
    x = 396,480,640,023.83/575,822.88
  6. Step 6: Final answer
    x = 688,546.17

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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.