Home / 751,272.64-1,126,950.08-190,312

Finding the Fourth Proportional to 751,272.64, 1,126,950.08 and 190,312

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Solution

The fourth proportional to 751,272.64, 1,126,950.08 and 190,312 is: 285,478.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,272.64 : 1,126,950.08 = 190,312 : x
  2. Step 2: Convert to fraction form
    751,272.64/1,126,950.08 = 190,312/x
  3. Step 3: Cross multiply
    751,272.64x = 1,126,950.08 × 190,312
  4. Step 4: Simplify right side
    751,272.64x = 214,472,123,624.96
  5. Step 5: Solve for x
    x = 214,472,123,624.96/751,272.64
  6. Step 6: Final answer
    x = 285,478.42

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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.