Home / 369,913.80-554,546.70-251,200.20

Finding the Fourth Proportional to 369,913.80, 554,546.70 and 251,200.20

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Solution

The fourth proportional to 369,913.80, 554,546.70 and 251,200.20 is: 376,580.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,913.80 : 554,546.70 = 251,200.20 : x
  2. Step 2: Convert to fraction form
    369,913.80/554,546.70 = 251,200.20/x
  3. Step 3: Cross multiply
    369,913.80x = 554,546.70 × 251,200.20
  4. Step 4: Simplify right side
    369,913.80x = 139,302,241,949.34
  5. Step 5: Solve for x
    x = 139,302,241,949.34/369,913.80
  6. Step 6: Final answer
    x = 376,580.28

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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.