Home / 1,069,345.55-1,604,092.12-311,193.29

Finding the Fourth Proportional to 1,069,345.55, 1,604,092.12 and 311,193.29

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Solution

The fourth proportional to 1,069,345.55, 1,604,092.12 and 311,193.29 is: 466,811.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,345.55 : 1,604,092.12 = 311,193.29 : x
  2. Step 2: Convert to fraction form
    1,069,345.55/1,604,092.12 = 311,193.29/x
  3. Step 3: Cross multiply
    1,069,345.55x = 1,604,092.12 × 311,193.29
  4. Step 4: Simplify right side
    1,069,345.55x = 499,182,709,268.58
  5. Step 5: Solve for x
    x = 499,182,709,268.58/1,069,345.55
  6. Step 6: Final answer
    x = 466,811.42

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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.