Home / 850,878.17-1,174,211.85-468,904.94

Finding the Fourth Proportional to 850,878.17, 1,174,211.85 and 468,904.94

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Solution

The fourth proportional to 850,878.17, 1,174,211.85 and 468,904.94 is: 647,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,878.17 : 1,174,211.85 = 468,904.94 : x
  2. Step 2: Convert to fraction form
    850,878.17/1,174,211.85 = 468,904.94/x
  3. Step 3: Cross multiply
    850,878.17x = 1,174,211.85 × 468,904.94
  4. Step 4: Simplify right side
    850,878.17x = 550,593,737,071.54
  5. Step 5: Solve for x
    x = 550,593,737,071.54/850,878.17
  6. Step 6: Final answer
    x = 647,088.80

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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.