Home / 883,929.80-1,325,894.70-322,891.40

Finding the Fourth Proportional to 883,929.80, 1,325,894.70 and 322,891.40

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Solution

The fourth proportional to 883,929.80, 1,325,894.70 and 322,891.40 is: 484,337.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,929.80 : 1,325,894.70 = 322,891.40 : x
  2. Step 2: Convert to fraction form
    883,929.80/1,325,894.70 = 322,891.40/x
  3. Step 3: Cross multiply
    883,929.80x = 1,325,894.70 × 322,891.40
  4. Step 4: Simplify right side
    883,929.80x = 428,119,995,935.58
  5. Step 5: Solve for x
    x = 428,119,995,935.58/883,929.80
  6. Step 6: Final answer
    x = 484,337.10

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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.