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Finding the Fourth Proportional to 567,069.96, 782,669.88 and 325,515.84

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Solution

The fourth proportional to 567,069.96, 782,669.88 and 325,515.84 is: 449,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,069.96 : 782,669.88 = 325,515.84 : x
  2. Step 2: Convert to fraction form
    567,069.96/782,669.88 = 325,515.84/x
  3. Step 3: Cross multiply
    567,069.96x = 782,669.88 × 325,515.84
  4. Step 4: Simplify right side
    567,069.96x = 254,771,443,430.90
  5. Step 5: Solve for x
    x = 254,771,443,430.90/567,069.96
  6. Step 6: Final answer
    x = 449,276.92

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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.