Home / 776,155.83-1,164,427.46-270,724.08

Finding the Fourth Proportional to 776,155.83, 1,164,427.46 and 270,724.08

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Solution

The fourth proportional to 776,155.83, 1,164,427.46 and 270,724.08 is: 406,153.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,155.83 : 1,164,427.46 = 270,724.08 : x
  2. Step 2: Convert to fraction form
    776,155.83/1,164,427.46 = 270,724.08/x
  3. Step 3: Cross multiply
    776,155.83x = 1,164,427.46 × 270,724.08
  4. Step 4: Simplify right side
    776,155.83x = 315,238,552,158.43
  5. Step 5: Solve for x
    x = 315,238,552,158.43/776,155.83
  6. Step 6: Final answer
    x = 406,153.69

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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.