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Finding the Fourth Proportional to 504,668.48, 756,973.02 and 189,098.96

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Solution

The fourth proportional to 504,668.48, 756,973.02 and 189,098.96 is: 283,637.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,668.48 : 756,973.02 = 189,098.96 : x
  2. Step 2: Convert to fraction form
    504,668.48/756,973.02 = 189,098.96/x
  3. Step 3: Cross multiply
    504,668.48x = 756,973.02 × 189,098.96
  4. Step 4: Simplify right side
    504,668.48x = 143,142,810,830.06
  5. Step 5: Solve for x
    x = 143,142,810,830.06/504,668.48
  6. Step 6: Final answer
    x = 283,637.31

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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.