Home / 634,764.53-875,991.17-348,284.54

Finding the Fourth Proportional to 634,764.53, 875,991.17 and 348,284.54

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Solution

The fourth proportional to 634,764.53, 875,991.17 and 348,284.54 is: 480,641.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,764.53 : 875,991.17 = 348,284.54 : x
  2. Step 2: Convert to fraction form
    634,764.53/875,991.17 = 348,284.54/x
  3. Step 3: Cross multiply
    634,764.53x = 875,991.17 × 348,284.54
  4. Step 4: Simplify right side
    634,764.53x = 305,094,182,136.07
  5. Step 5: Solve for x
    x = 305,094,182,136.07/634,764.53
  6. Step 6: Final answer
    x = 480,641.51

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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.