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Finding the Fourth Proportional to 535,649.51, 803,520.96 and 175,712.44

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Solution

The fourth proportional to 535,649.51, 803,520.96 and 175,712.44 is: 263,583.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,649.51 : 803,520.96 = 175,712.44 : x
  2. Step 2: Convert to fraction form
    535,649.51/803,520.96 = 175,712.44/x
  3. Step 3: Cross multiply
    535,649.51x = 803,520.96 × 175,712.44
  4. Step 4: Simplify right side
    535,649.51x = 141,188,628,300.00
  5. Step 5: Solve for x
    x = 141,188,628,300.00/535,649.51
  6. Step 6: Final answer
    x = 263,583.98

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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.