Home / 1,167,555.64-1,611,164.24-658,225.20

Finding the Fourth Proportional to 1,167,555.64, 1,611,164.24 and 658,225.20

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Solution

The fourth proportional to 1,167,555.64, 1,611,164.24 and 658,225.20 is: 908,315.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,555.64 : 1,611,164.24 = 658,225.20 : x
  2. Step 2: Convert to fraction form
    1,167,555.64/1,611,164.24 = 658,225.20/x
  3. Step 3: Cross multiply
    1,167,555.64x = 1,611,164.24 × 658,225.20
  4. Step 4: Simplify right side
    1,167,555.64x = 1,060,508,904,106.85
  5. Step 5: Solve for x
    x = 1,060,508,904,106.85/1,167,555.64
  6. Step 6: Final answer
    x = 908,315.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.