Home / 896,692.88-1,344,105.08-391,118.10

Finding the Fourth Proportional to 896,692.88, 1,344,105.08 and 391,118.10

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Solution

The fourth proportional to 896,692.88, 1,344,105.08 and 391,118.10 is: 586,269.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,692.88 : 1,344,105.08 = 391,118.10 : x
  2. Step 2: Convert to fraction form
    896,692.88/1,344,105.08 = 391,118.10/x
  3. Step 3: Cross multiply
    896,692.88x = 1,344,105.08 × 391,118.10
  4. Step 4: Simplify right side
    896,692.88x = 525,703,825,089.95
  5. Step 5: Solve for x
    x = 525,703,825,089.95/896,692.88
  6. Step 6: Final answer
    x = 586,269.65

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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.