Home / 429,299.25-592,403.28-238,297.61

Finding the Fourth Proportional to 429,299.25, 592,403.28 and 238,297.61

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Solution

The fourth proportional to 429,299.25, 592,403.28 and 238,297.61 is: 328,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,299.25 : 592,403.28 = 238,297.61 : x
  2. Step 2: Convert to fraction form
    429,299.25/592,403.28 = 238,297.61/x
  3. Step 3: Cross multiply
    429,299.25x = 592,403.28 × 238,297.61
  4. Step 4: Simplify right side
    429,299.25x = 141,168,282,818.14
  5. Step 5: Solve for x
    x = 141,168,282,818.14/429,299.25
  6. Step 6: Final answer
    x = 328,834.22

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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.