Home / 735,098.28-1,102,129.02-285,444.60

Finding the Fourth Proportional to 735,098.28, 1,102,129.02 and 285,444.60

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Solution

The fourth proportional to 735,098.28, 1,102,129.02 and 285,444.60 is: 427,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,098.28 : 1,102,129.02 = 285,444.60 : x
  2. Step 2: Convert to fraction form
    735,098.28/1,102,129.02 = 285,444.60/x
  3. Step 3: Cross multiply
    735,098.28x = 1,102,129.02 × 285,444.60
  4. Step 4: Simplify right side
    735,098.28x = 314,596,777,262.29
  5. Step 5: Solve for x
    x = 314,596,777,262.29/735,098.28
  6. Step 6: Final answer
    x = 427,965.60

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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.