Home / 977,851.53-1,466,408.61-409,272.03

Finding the Fourth Proportional to 977,851.53, 1,466,408.61 and 409,272.03

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Solution

The fourth proportional to 977,851.53, 1,466,408.61 and 409,272.03 is: 613,753.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,851.53 : 1,466,408.61 = 409,272.03 : x
  2. Step 2: Convert to fraction form
    977,851.53/1,466,408.61 = 409,272.03/x
  3. Step 3: Cross multiply
    977,851.53x = 1,466,408.61 × 409,272.03
  4. Step 4: Simplify right side
    977,851.53x = 600,160,028,624.18
  5. Step 5: Solve for x
    x = 600,160,028,624.18/977,851.53
  6. Step 6: Final answer
    x = 613,753.73

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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.