Home / 535,133.82-802,823.55-180,138.42

Finding the Fourth Proportional to 535,133.82, 802,823.55 and 180,138.42

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Solution

The fourth proportional to 535,133.82, 802,823.55 and 180,138.42 is: 270,248.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,133.82 : 802,823.55 = 180,138.42 : x
  2. Step 2: Convert to fraction form
    535,133.82/802,823.55 = 180,138.42/x
  3. Step 3: Cross multiply
    535,133.82x = 802,823.55 × 180,138.42
  4. Step 4: Simplify right side
    535,133.82x = 144,619,365,835.79
  5. Step 5: Solve for x
    x = 144,619,365,835.79/535,133.82
  6. Step 6: Final answer
    x = 270,248.97

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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.