Home / 806,702.94-1,113,229.71-444,123.18

Finding the Fourth Proportional to 806,702.94, 1,113,229.71 and 444,123.18

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Solution

The fourth proportional to 806,702.94, 1,113,229.71 and 444,123.18 is: 612,878.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,702.94 : 1,113,229.71 = 444,123.18 : x
  2. Step 2: Convert to fraction form
    806,702.94/1,113,229.71 = 444,123.18/x
  3. Step 3: Cross multiply
    806,702.94x = 1,113,229.71 × 444,123.18
  4. Step 4: Simplify right side
    806,702.94x = 494,411,118,875.68
  5. Step 5: Solve for x
    x = 494,411,118,875.68/806,702.94
  6. Step 6: Final answer
    x = 612,878.79

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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.