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Finding the Fourth Proportional to 580,599.60, 869,149.80 and 510,615.60

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Solution

The fourth proportional to 580,599.60, 869,149.80 and 510,615.60 is: 764,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,599.60 : 869,149.80 = 510,615.60 : x
  2. Step 2: Convert to fraction form
    580,599.60/869,149.80 = 510,615.60/x
  3. Step 3: Cross multiply
    580,599.60x = 869,149.80 × 510,615.60
  4. Step 4: Simplify right side
    580,599.60x = 443,801,446,616.88
  5. Step 5: Solve for x
    x = 443,801,446,616.88/580,599.60
  6. Step 6: Final answer
    x = 764,384.69

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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.