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Finding the Fourth Proportional to 1,395,357, 2,093,347.50 and 508,893

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Solution

The fourth proportional to 1,395,357, 2,093,347.50 and 508,893 is: 763,453.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,357 : 2,093,347.50 = 508,893 : x
  2. Step 2: Convert to fraction form
    1,395,357/2,093,347.50 = 508,893/x
  3. Step 3: Cross multiply
    1,395,357x = 2,093,347.50 × 508,893
  4. Step 4: Simplify right side
    1,395,357x = 1,065,289,889,317.50
  5. Step 5: Solve for x
    x = 1,065,289,889,317.50/1,395,357
  6. Step 6: Final answer
    x = 763,453.29

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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.