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Finding the Fourth Proportional to 535,448.43, 803,175.41 and 180,465.53

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Solution

The fourth proportional to 535,448.43, 803,175.41 and 180,465.53 is: 270,699.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,448.43 : 803,175.41 = 180,465.53 : x
  2. Step 2: Convert to fraction form
    535,448.43/803,175.41 = 180,465.53/x
  3. Step 3: Cross multiply
    535,448.43x = 803,175.41 × 180,465.53
  4. Step 4: Simplify right side
    535,448.43x = 144,945,472,483.90
  5. Step 5: Solve for x
    x = 144,945,472,483.90/535,448.43
  6. Step 6: Final answer
    x = 270,699.22

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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.