Home / 634,821.42-876,051.14-348,346.29

Finding the Fourth Proportional to 634,821.42, 876,051.14 and 348,346.29

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Solution

The fourth proportional to 634,821.42, 876,051.14 and 348,346.29 is: 480,716.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,821.42 : 876,051.14 = 348,346.29 : x
  2. Step 2: Convert to fraction form
    634,821.42/876,051.14 = 348,346.29/x
  3. Step 3: Cross multiply
    634,821.42x = 876,051.14 × 348,346.29
  4. Step 4: Simplify right side
    634,821.42x = 305,169,164,469.27
  5. Step 5: Solve for x
    x = 305,169,164,469.27/634,821.42
  6. Step 6: Final answer
    x = 480,716.55

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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.