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Finding the Fourth Proportional to 349,327.77, 523,615.05 and 169,032.39

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Solution

The fourth proportional to 349,327.77, 523,615.05 and 169,032.39 is: 253,366.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,327.77 : 523,615.05 = 169,032.39 : x
  2. Step 2: Convert to fraction form
    349,327.77/523,615.05 = 169,032.39/x
  3. Step 3: Cross multiply
    349,327.77x = 523,615.05 × 169,032.39
  4. Step 4: Simplify right side
    349,327.77x = 88,507,903,341.47
  5. Step 5: Solve for x
    x = 88,507,903,341.47/349,327.77
  6. Step 6: Final answer
    x = 253,366.35

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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.