Home / 1,170,079.36-1,755,184.70-328,565.50

Finding the Fourth Proportional to 1,170,079.36, 1,755,184.70 and 328,565.50

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Solution

The fourth proportional to 1,170,079.36, 1,755,184.70 and 328,565.50 is: 492,866.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,079.36 : 1,755,184.70 = 328,565.50 : x
  2. Step 2: Convert to fraction form
    1,170,079.36/1,755,184.70 = 328,565.50/x
  3. Step 3: Cross multiply
    1,170,079.36x = 1,755,184.70 × 328,565.50
  4. Step 4: Simplify right side
    1,170,079.36x = 576,693,136,905.02
  5. Step 5: Solve for x
    x = 576,693,136,905.02/1,170,079.36
  6. Step 6: Final answer
    x = 492,866.69

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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.