Home / 926,203.72-1,389,279.66-295,155.40

Finding the Fourth Proportional to 926,203.72, 1,389,279.66 and 295,155.40

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Solution

The fourth proportional to 926,203.72, 1,389,279.66 and 295,155.40 is: 442,724.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,203.72 : 1,389,279.66 = 295,155.40 : x
  2. Step 2: Convert to fraction form
    926,203.72/1,389,279.66 = 295,155.40/x
  3. Step 3: Cross multiply
    926,203.72x = 1,389,279.66 × 295,155.40
  4. Step 4: Simplify right side
    926,203.72x = 410,053,393,759.16
  5. Step 5: Solve for x
    x = 410,053,393,759.16/926,203.72
  6. Step 6: Final answer
    x = 442,724.84

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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.