Home / 880,107.07-1,319,949.22-406,337.23

Finding the Fourth Proportional to 880,107.07, 1,319,949.22 and 406,337.23

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Solution

The fourth proportional to 880,107.07, 1,319,949.22 and 406,337.23 is: 609,408.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,107.07 : 1,319,949.22 = 406,337.23 : x
  2. Step 2: Convert to fraction form
    880,107.07/1,319,949.22 = 406,337.23/x
  3. Step 3: Cross multiply
    880,107.07x = 1,319,949.22 × 406,337.23
  4. Step 4: Simplify right side
    880,107.07x = 536,344,509,795.46
  5. Step 5: Solve for x
    x = 536,344,509,795.46/880,107.07
  6. Step 6: Final answer
    x = 609,408.25

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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.