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Finding the Fourth Proportional to 1,250,338, 1,875,507 and 303,702.34

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Solution

The fourth proportional to 1,250,338, 1,875,507 and 303,702.34 is: 455,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,338 : 1,875,507 = 303,702.34 : x
  2. Step 2: Convert to fraction form
    1,250,338/1,875,507 = 303,702.34/x
  3. Step 3: Cross multiply
    1,250,338x = 1,875,507 × 303,702.34
  4. Step 4: Simplify right side
    1,250,338x = 569,595,864,586.38
  5. Step 5: Solve for x
    x = 569,595,864,586.38/1,250,338
  6. Step 6: Final answer
    x = 455,553.51

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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.