Home / 739,508.02-1,109,384.66-259,611.26

Finding the Fourth Proportional to 739,508.02, 1,109,384.66 and 259,611.26

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Solution

The fourth proportional to 739,508.02, 1,109,384.66 and 259,611.26 is: 389,459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,508.02 : 1,109,384.66 = 259,611.26 : x
  2. Step 2: Convert to fraction form
    739,508.02/1,109,384.66 = 259,611.26/x
  3. Step 3: Cross multiply
    739,508.02x = 1,109,384.66 × 259,611.26
  4. Step 4: Simplify right side
    739,508.02x = 288,008,749,407.27
  5. Step 5: Solve for x
    x = 288,008,749,407.27/739,508.02
  6. Step 6: Final answer
    x = 389,459.94

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1.5x scale

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.