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Finding the Fourth Proportional to 529,430.31, 793,699.36 and 229,685.36

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Solution

The fourth proportional to 529,430.31, 793,699.36 and 229,685.36 is: 344,334.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,430.31 : 793,699.36 = 229,685.36 : x
  2. Step 2: Convert to fraction form
    529,430.31/793,699.36 = 229,685.36/x
  3. Step 3: Cross multiply
    529,430.31x = 793,699.36 × 229,685.36
  4. Step 4: Simplify right side
    529,430.31x = 182,301,118,690.66
  5. Step 5: Solve for x
    x = 182,301,118,690.66/529,430.31
  6. Step 6: Final answer
    x = 344,334.50

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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.