Home / 1,170,081.36-1,755,187.70-328,567.50

Finding the Fourth Proportional to 1,170,081.36, 1,755,187.70 and 328,567.50

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Solution

The fourth proportional to 1,170,081.36, 1,755,187.70 and 328,567.50 is: 492,869.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,081.36 : 1,755,187.70 = 328,567.50 : x
  2. Step 2: Convert to fraction form
    1,170,081.36/1,755,187.70 = 328,567.50/x
  3. Step 3: Cross multiply
    1,170,081.36x = 1,755,187.70 × 328,567.50
  4. Step 4: Simplify right side
    1,170,081.36x = 576,697,634,619.75
  5. Step 5: Solve for x
    x = 576,697,634,619.75/1,170,081.36
  6. Step 6: Final answer
    x = 492,869.69

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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.