Home / 563,367.69-845,052.98-142,643.61

Finding the Fourth Proportional to 563,367.69, 845,052.98 and 142,643.61

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Solution

The fourth proportional to 563,367.69, 845,052.98 and 142,643.61 is: 213,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,367.69 : 845,052.98 = 142,643.61 : x
  2. Step 2: Convert to fraction form
    563,367.69/845,052.98 = 142,643.61/x
  3. Step 3: Cross multiply
    563,367.69x = 845,052.98 × 142,643.61
  4. Step 4: Simplify right side
    563,367.69x = 120,541,406,995.24
  5. Step 5: Solve for x
    x = 120,541,406,995.24/563,367.69
  6. Step 6: Final answer
    x = 213,965.78

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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.