Home / 1,002,215-1,503,293.34-371,114.84

Finding the Fourth Proportional to 1,002,215, 1,503,293.34 and 371,114.84

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Solution

The fourth proportional to 1,002,215, 1,503,293.34 and 371,114.84 is: 556,661.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,215 : 1,503,293.34 = 371,114.84 : x
  2. Step 2: Convert to fraction form
    1,002,215/1,503,293.34 = 371,114.84/x
  3. Step 3: Cross multiply
    1,002,215x = 1,503,293.34 × 371,114.84
  4. Step 4: Simplify right side
    1,002,215x = 557,894,467,347.17
  5. Step 5: Solve for x
    x = 557,894,467,347.17/1,002,215
  6. Step 6: Final answer
    x = 556,661.46

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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.