Home / 482,200.02-723,330.10-127,214.39

Finding the Fourth Proportional to 482,200.02, 723,330.10 and 127,214.39

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Solution

The fourth proportional to 482,200.02, 723,330.10 and 127,214.39 is: 190,829.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,200.02 : 723,330.10 = 127,214.39 : x
  2. Step 2: Convert to fraction form
    482,200.02/723,330.10 = 127,214.39/x
  3. Step 3: Cross multiply
    482,200.02x = 723,330.10 × 127,214.39
  4. Step 4: Simplify right side
    482,200.02x = 92,017,993,982.51
  5. Step 5: Solve for x
    x = 92,017,993,982.51/482,200.02
  6. Step 6: Final answer
    x = 190,829.51

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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.