Home / 776,433.48-1,164,280.70-270,933.02

Finding the Fourth Proportional to 776,433.48, 1,164,280.70 and 270,933.02

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Solution

The fourth proportional to 776,433.48, 1,164,280.70 and 270,933.02 is: 406,270.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,433.48 : 1,164,280.70 = 270,933.02 : x
  2. Step 2: Convert to fraction form
    776,433.48/1,164,280.70 = 270,933.02/x
  3. Step 3: Cross multiply
    776,433.48x = 1,164,280.70 × 270,933.02
  4. Step 4: Simplify right side
    776,433.48x = 315,442,086,178.71
  5. Step 5: Solve for x
    x = 315,442,086,178.71/776,433.48
  6. Step 6: Final answer
    x = 406,270.59

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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.