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Finding the Fourth Proportional to 539,046, 808,223.32 and 223,720.56

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Solution

The fourth proportional to 539,046, 808,223.32 and 223,720.56 is: 335,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,046 : 808,223.32 = 223,720.56 : x
  2. Step 2: Convert to fraction form
    539,046/808,223.32 = 223,720.56/x
  3. Step 3: Cross multiply
    539,046x = 808,223.32 × 223,720.56
  4. Step 4: Simplify right side
    539,046x = 180,816,173,755.46
  5. Step 5: Solve for x
    x = 180,816,173,755.46/539,046
  6. Step 6: Final answer
    x = 335,437.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.