Home / 314,557.90-434,505.36-233,051.74

Finding the Fourth Proportional to 314,557.90, 434,505.36 and 233,051.74

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Solution

The fourth proportional to 314,557.90, 434,505.36 and 233,051.74 is: 321,919.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,557.90 : 434,505.36 = 233,051.74 : x
  2. Step 2: Convert to fraction form
    314,557.90/434,505.36 = 233,051.74/x
  3. Step 3: Cross multiply
    314,557.90x = 434,505.36 × 233,051.74
  4. Step 4: Simplify right side
    314,557.90x = 101,262,230,187.33
  5. Step 5: Solve for x
    x = 101,262,230,187.33/314,557.90
  6. Step 6: Final answer
    x = 321,919.21

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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.