Home / 1,111,504-1,667,532.48-323,536

Finding the Fourth Proportional to 1,111,504, 1,667,532.48 and 323,536

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Solution

The fourth proportional to 1,111,504, 1,667,532.48 and 323,536 is: 485,384.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,504 : 1,667,532.48 = 323,536 : x
  2. Step 2: Convert to fraction form
    1,111,504/1,667,532.48 = 323,536/x
  3. Step 3: Cross multiply
    1,111,504x = 1,667,532.48 × 323,536
  4. Step 4: Simplify right side
    1,111,504x = 539,506,788,449.28
  5. Step 5: Solve for x
    x = 539,506,788,449.28/1,111,504
  6. Step 6: Final answer
    x = 485,384.48

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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.