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Finding the Fourth Proportional to 554,675.76, 832,138.92 and 175,619.52

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Solution

The fourth proportional to 554,675.76, 832,138.92 and 175,619.52 is: 263,468.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,675.76 : 832,138.92 = 175,619.52 : x
  2. Step 2: Convert to fraction form
    554,675.76/832,138.92 = 175,619.52/x
  3. Step 3: Cross multiply
    554,675.76x = 832,138.92 × 175,619.52
  4. Step 4: Simplify right side
    554,675.76x = 146,139,837,703.72
  5. Step 5: Solve for x
    x = 146,139,837,703.72/554,675.76
  6. Step 6: Final answer
    x = 263,468.95

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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.