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Finding the Fourth Proportional to 358,505.58, 537,754.73 and 92,265.06

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Solution

The fourth proportional to 358,505.58, 537,754.73 and 92,265.06 is: 138,396.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,505.58 : 537,754.73 = 92,265.06 : x
  2. Step 2: Convert to fraction form
    358,505.58/537,754.73 = 92,265.06/x
  3. Step 3: Cross multiply
    358,505.58x = 537,754.73 × 92,265.06
  4. Step 4: Simplify right side
    358,505.58x = 49,615,971,967.41
  5. Step 5: Solve for x
    x = 49,615,971,967.41/358,505.58
  6. Step 6: Final answer
    x = 138,396.65

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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.