Home / 1,242,843.84-1,864,307.04-344,294.64

Finding the Fourth Proportional to 1,242,843.84, 1,864,307.04 and 344,294.64

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Solution

The fourth proportional to 1,242,843.84, 1,864,307.04 and 344,294.64 is: 516,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,843.84 : 1,864,307.04 = 344,294.64 : x
  2. Step 2: Convert to fraction form
    1,242,843.84/1,864,307.04 = 344,294.64/x
  3. Step 3: Cross multiply
    1,242,843.84x = 1,864,307.04 × 344,294.64
  4. Step 4: Simplify right side
    1,242,843.84x = 641,870,921,186.27
  5. Step 5: Solve for x
    x = 641,870,921,186.27/1,242,843.84
  6. Step 6: Final answer
    x = 516,453.40

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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.