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Finding the Fourth Proportional to 583,078.10, 804,372.80 and 341,212.28

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Solution

The fourth proportional to 583,078.10, 804,372.80 and 341,212.28 is: 470,712.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,078.10 : 804,372.80 = 341,212.28 : x
  2. Step 2: Convert to fraction form
    583,078.10/804,372.80 = 341,212.28/x
  3. Step 3: Cross multiply
    583,078.10x = 804,372.80 × 341,212.28
  4. Step 4: Simplify right side
    583,078.10x = 274,461,877,057.98
  5. Step 5: Solve for x
    x = 274,461,877,057.98/583,078.10
  6. Step 6: Final answer
    x = 470,712.03

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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.