Home / 559,468.25-772,056.38-304,821.23

Finding the Fourth Proportional to 559,468.25, 772,056.38 and 304,821.23

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Solution

The fourth proportional to 559,468.25, 772,056.38 and 304,821.23 is: 420,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,468.25 : 772,056.38 = 304,821.23 : x
  2. Step 2: Convert to fraction form
    559,468.25/772,056.38 = 304,821.23/x
  3. Step 3: Cross multiply
    559,468.25x = 772,056.38 × 304,821.23
  4. Step 4: Simplify right side
    559,468.25x = 235,339,173,856.84
  5. Step 5: Solve for x
    x = 235,339,173,856.84/559,468.25
  6. Step 6: Final answer
    x = 420,647.95

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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.