Home / 1,002,213-1,503,290.34-371,112.84

Finding the Fourth Proportional to 1,002,213, 1,503,290.34 and 371,112.84

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Solution

The fourth proportional to 1,002,213, 1,503,290.34 and 371,112.84 is: 556,658.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,213 : 1,503,290.34 = 371,112.84 : x
  2. Step 2: Convert to fraction form
    1,002,213/1,503,290.34 = 371,112.84/x
  3. Step 3: Cross multiply
    1,002,213x = 1,503,290.34 × 371,112.84
  4. Step 4: Simplify right side
    1,002,213x = 557,890,347,421.97
  5. Step 5: Solve for x
    x = 557,890,347,421.97/1,002,213
  6. Step 6: Final answer
    x = 556,658.46

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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.