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Finding the Fourth Proportional to 675,245.08, 931,962.86 and 433,829.44

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Solution

The fourth proportional to 675,245.08, 931,962.86 and 433,829.44 is: 598,764.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,245.08 : 931,962.86 = 433,829.44 : x
  2. Step 2: Convert to fraction form
    675,245.08/931,962.86 = 433,829.44/x
  3. Step 3: Cross multiply
    675,245.08x = 931,962.86 × 433,829.44
  4. Step 4: Simplify right side
    675,245.08x = 404,312,922,079.36
  5. Step 5: Solve for x
    x = 404,312,922,079.36/675,245.08
  6. Step 6: Final answer
    x = 598,764.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.