Home / 993,292.25-1,370,702.96-563,563.16

Finding the Fourth Proportional to 993,292.25, 1,370,702.96 and 563,563.16

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Solution

The fourth proportional to 993,292.25, 1,370,702.96 and 563,563.16 is: 777,694.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,292.25 : 1,370,702.96 = 563,563.16 : x
  2. Step 2: Convert to fraction form
    993,292.25/1,370,702.96 = 563,563.16/x
  3. Step 3: Cross multiply
    993,292.25x = 1,370,702.96 × 563,563.16
  4. Step 4: Simplify right side
    993,292.25x = 772,477,681,887.62
  5. Step 5: Solve for x
    x = 772,477,681,887.62/993,292.25
  6. Step 6: Final answer
    x = 777,694.26

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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.