Home / 482,216.63-723,354.98-127,231.02

Finding the Fourth Proportional to 482,216.63, 723,354.98 and 127,231.02

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Solution

The fourth proportional to 482,216.63, 723,354.98 and 127,231.02 is: 190,854.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,216.63 : 723,354.98 = 127,231.02 : x
  2. Step 2: Convert to fraction form
    482,216.63/723,354.98 = 127,231.02/x
  3. Step 3: Cross multiply
    482,216.63x = 723,354.98 × 127,231.02
  4. Step 4: Simplify right side
    482,216.63x = 92,033,191,291.32
  5. Step 5: Solve for x
    x = 92,033,191,291.32/482,216.63
  6. Step 6: Final answer
    x = 190,854.46

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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.