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Finding the Fourth Proportional to 802,933, 1,108,047.54 and 445,237

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Solution

The fourth proportional to 802,933, 1,108,047.54 and 445,237 is: 614,427.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,933 : 1,108,047.54 = 445,237 : x
  2. Step 2: Convert to fraction form
    802,933/1,108,047.54 = 445,237/x
  3. Step 3: Cross multiply
    802,933x = 1,108,047.54 × 445,237
  4. Step 4: Simplify right side
    802,933x = 493,343,762,566.98
  5. Step 5: Solve for x
    x = 493,343,762,566.98/802,933
  6. Step 6: Final answer
    x = 614,427.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.