Home / 1,170,485-1,755,727.48-329,036.72

Finding the Fourth Proportional to 1,170,485, 1,755,727.48 and 329,036.72

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Solution

The fourth proportional to 1,170,485, 1,755,727.48 and 329,036.72 is: 493,555.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,485 : 1,755,727.48 = 329,036.72 : x
  2. Step 2: Convert to fraction form
    1,170,485/1,755,727.48 = 329,036.72/x
  3. Step 3: Cross multiply
    1,170,485x = 1,755,727.48 × 329,036.72
  4. Step 4: Simplify right side
    1,170,485x = 577,698,811,233.07
  5. Step 5: Solve for x
    x = 577,698,811,233.07/1,170,485
  6. Step 6: Final answer
    x = 493,555.07

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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.