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Finding the Fourth Proportional to 429,673.66, 592,966.48 and 293,992.18

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Solution

The fourth proportional to 429,673.66, 592,966.48 and 293,992.18 is: 405,720.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,673.66 : 592,966.48 = 293,992.18 : x
  2. Step 2: Convert to fraction form
    429,673.66/592,966.48 = 293,992.18/x
  3. Step 3: Cross multiply
    429,673.66x = 592,966.48 × 293,992.18
  4. Step 4: Simplify right side
    429,673.66x = 174,327,508,122.13
  5. Step 5: Solve for x
    x = 174,327,508,122.13/429,673.66
  6. Step 6: Final answer
    x = 405,720.72

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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.