Home / 809,278.98-1,116,805.05-446,702.93

Finding the Fourth Proportional to 809,278.98, 1,116,805.05 and 446,702.93

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Solution

The fourth proportional to 809,278.98, 1,116,805.05 and 446,702.93 is: 616,450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,278.98 : 1,116,805.05 = 446,702.93 : x
  2. Step 2: Convert to fraction form
    809,278.98/1,116,805.05 = 446,702.93/x
  3. Step 3: Cross multiply
    809,278.98x = 1,116,805.05 × 446,702.93
  4. Step 4: Simplify right side
    809,278.98x = 498,880,088,771.80
  5. Step 5: Solve for x
    x = 498,880,088,771.80/809,278.98
  6. Step 6: Final answer
    x = 616,450.08

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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.