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Finding the Fourth Proportional to 501,303.09, 752,042.33 and 299,060.27

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Solution

The fourth proportional to 501,303.09, 752,042.33 and 299,060.27 is: 448,642.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,303.09 : 752,042.33 = 299,060.27 : x
  2. Step 2: Convert to fraction form
    501,303.09/752,042.33 = 299,060.27/x
  3. Step 3: Cross multiply
    501,303.09x = 752,042.33 × 299,060.27
  4. Step 4: Simplify right side
    501,303.09x = 224,905,977,005.72
  5. Step 5: Solve for x
    x = 224,905,977,005.72/501,303.09
  6. Step 6: Final answer
    x = 448,642.71

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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.