Home / 890,945.40-1,336,418.10-608,935.80

Finding the Fourth Proportional to 890,945.40, 1,336,418.10 and 608,935.80

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Solution

The fourth proportional to 890,945.40, 1,336,418.10 and 608,935.80 is: 913,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,945.40 : 1,336,418.10 = 608,935.80 : x
  2. Step 2: Convert to fraction form
    890,945.40/1,336,418.10 = 608,935.80/x
  3. Step 3: Cross multiply
    890,945.40x = 1,336,418.10 × 608,935.80
  4. Step 4: Simplify right side
    890,945.40x = 813,792,824,857.98
  5. Step 5: Solve for x
    x = 813,792,824,857.98/890,945.40
  6. Step 6: Final answer
    x = 913,403.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.