Home / 429,387.48-592,556.04-238,401.36

Finding the Fourth Proportional to 429,387.48, 592,556.04 and 238,401.36

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Solution

The fourth proportional to 429,387.48, 592,556.04 and 238,401.36 is: 328,994.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,387.48 : 592,556.04 = 238,401.36 : x
  2. Step 2: Convert to fraction form
    429,387.48/592,556.04 = 238,401.36/x
  3. Step 3: Cross multiply
    429,387.48x = 592,556.04 × 238,401.36
  4. Step 4: Simplify right side
    429,387.48x = 141,266,165,812.21
  5. Step 5: Solve for x
    x = 141,266,165,812.21/429,387.48
  6. Step 6: Final answer
    x = 328,994.61

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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.