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Finding the Fourth Proportional to 296,293.22, 444,483.58 and 85,903.82

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Solution

The fourth proportional to 296,293.22, 444,483.58 and 85,903.82 is: 128,868.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,293.22 : 444,483.58 = 85,903.82 : x
  2. Step 2: Convert to fraction form
    296,293.22/444,483.58 = 85,903.82/x
  3. Step 3: Cross multiply
    296,293.22x = 444,483.58 × 85,903.82
  4. Step 4: Simplify right side
    296,293.22x = 38,182,837,449.28
  5. Step 5: Solve for x
    x = 38,182,837,449.28/296,293.22
  6. Step 6: Final answer
    x = 128,868.41

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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.