Home / 634,941.43-876,229.86-348,488.17

Finding the Fourth Proportional to 634,941.43, 876,229.86 and 348,488.17

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Solution

The fourth proportional to 634,941.43, 876,229.86 and 348,488.17 is: 480,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,941.43 : 876,229.86 = 348,488.17 : x
  2. Step 2: Convert to fraction form
    634,941.43/876,229.86 = 348,488.17/x
  3. Step 3: Cross multiply
    634,941.43x = 876,229.86 × 348,488.17
  4. Step 4: Simplify right side
    634,941.43x = 305,355,740,410.76
  5. Step 5: Solve for x
    x = 305,355,740,410.76/634,941.43
  6. Step 6: Final answer
    x = 480,919.54

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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.