Home / 368,986.20-553,479.30-182,362.20

Finding the Fourth Proportional to 368,986.20, 553,479.30 and 182,362.20

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Solution

The fourth proportional to 368,986.20, 553,479.30 and 182,362.20 is: 273,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,986.20 : 553,479.30 = 182,362.20 : x
  2. Step 2: Convert to fraction form
    368,986.20/553,479.30 = 182,362.20/x
  3. Step 3: Cross multiply
    368,986.20x = 553,479.30 × 182,362.20
  4. Step 4: Simplify right side
    368,986.20x = 100,933,702,802.46
  5. Step 5: Solve for x
    x = 100,933,702,802.46/368,986.20
  6. Step 6: Final answer
    x = 273,543.30

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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.