Home / 873,820.14-1,311,239.70-368,350.18

Finding the Fourth Proportional to 873,820.14, 1,311,239.70 and 368,350.18

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Solution

The fourth proportional to 873,820.14, 1,311,239.70 and 368,350.18 is: 552,740.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,820.14 : 1,311,239.70 = 368,350.18 : x
  2. Step 2: Convert to fraction form
    873,820.14/1,311,239.70 = 368,350.18/x
  3. Step 3: Cross multiply
    873,820.14x = 1,311,239.70 × 368,350.18
  4. Step 4: Simplify right side
    873,820.14x = 482,995,379,518.15
  5. Step 5: Solve for x
    x = 482,995,379,518.15/873,820.14
  6. Step 6: Final answer
    x = 552,740.04

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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.