Home / 507,774.06-761,668.65-192,146.22

Finding the Fourth Proportional to 507,774.06, 761,668.65 and 192,146.22

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Solution

The fourth proportional to 507,774.06, 761,668.65 and 192,146.22 is: 288,222.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,774.06 : 761,668.65 = 192,146.22 : x
  2. Step 2: Convert to fraction form
    507,774.06/761,668.65 = 192,146.22/x
  3. Step 3: Cross multiply
    507,774.06x = 761,668.65 × 192,146.22
  4. Step 4: Simplify right side
    507,774.06x = 146,351,751,990.00
  5. Step 5: Solve for x
    x = 146,351,751,990.00/507,774.06
  6. Step 6: Final answer
    x = 288,222.19

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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.