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Finding the Fourth Proportional to 576,316.03, 795,283.77 and 321,683.62

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Solution

The fourth proportional to 576,316.03, 795,283.77 and 321,683.62 is: 443,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,316.03 : 795,283.77 = 321,683.62 : x
  2. Step 2: Convert to fraction form
    576,316.03/795,283.77 = 321,683.62/x
  3. Step 3: Cross multiply
    576,316.03x = 795,283.77 × 321,683.62
  4. Step 4: Simplify right side
    576,316.03x = 255,829,762,060.85
  5. Step 5: Solve for x
    x = 255,829,762,060.85/576,316.03
  6. Step 6: Final answer
    x = 443,905.34

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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.