Home / 746,250.06-1,119,045.69-213,650.22

Finding the Fourth Proportional to 746,250.06, 1,119,045.69 and 213,650.22

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Solution

The fourth proportional to 746,250.06, 1,119,045.69 and 213,650.22 is: 320,381.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,250.06 : 1,119,045.69 = 213,650.22 : x
  2. Step 2: Convert to fraction form
    746,250.06/1,119,045.69 = 213,650.22/x
  3. Step 3: Cross multiply
    746,250.06x = 1,119,045.69 × 213,650.22
  4. Step 4: Simplify right side
    746,250.06x = 239,084,357,858.55
  5. Step 5: Solve for x
    x = 239,084,357,858.55/746,250.06
  6. Step 6: Final answer
    x = 320,381.02

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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.