Home / 850,006.31-1,173,034.51-468,046.76

Finding the Fourth Proportional to 850,006.31, 1,173,034.51 and 468,046.76

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Solution

The fourth proportional to 850,006.31, 1,173,034.51 and 468,046.76 is: 645,918.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,006.31 : 1,173,034.51 = 468,046.76 : x
  2. Step 2: Convert to fraction form
    850,006.31/1,173,034.51 = 468,046.76/x
  3. Step 3: Cross multiply
    850,006.31x = 1,173,034.51 × 468,046.76
  4. Step 4: Simplify right side
    850,006.31x = 549,034,994,738.40
  5. Step 5: Solve for x
    x = 549,034,994,738.40/850,006.31
  6. Step 6: Final answer
    x = 645,918.73

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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.