Home / 1,656,715.31-2,485,115.24-458,647.95

Finding the Fourth Proportional to 1,656,715.31, 2,485,115.24 and 458,647.95

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Solution

The fourth proportional to 1,656,715.31, 2,485,115.24 and 458,647.95 is: 687,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,715.31 : 2,485,115.24 = 458,647.95 : x
  2. Step 2: Convert to fraction form
    1,656,715.31/2,485,115.24 = 458,647.95/x
  3. Step 3: Cross multiply
    1,656,715.31x = 2,485,115.24 × 458,647.95
  4. Step 4: Simplify right side
    1,656,715.31x = 1,139,793,017,365.70
  5. Step 5: Solve for x
    x = 1,139,793,017,365.70/1,656,715.31
  6. Step 6: Final answer
    x = 687,983.63

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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.