Home / 429,388.08-592,528.14-238,401.42

Finding the Fourth Proportional to 429,388.08, 592,528.14 and 238,401.42

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Solution

The fourth proportional to 429,388.08, 592,528.14 and 238,401.42 is: 328,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,388.08 : 592,528.14 = 238,401.42 : x
  2. Step 2: Convert to fraction form
    429,388.08/592,528.14 = 238,401.42/x
  3. Step 3: Cross multiply
    429,388.08x = 592,528.14 × 238,401.42
  4. Step 4: Simplify right side
    429,388.08x = 141,259,549,965.96
  5. Step 5: Solve for x
    x = 141,259,549,965.96/429,388.08
  6. Step 6: Final answer
    x = 328,978.74

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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.