Home / 933,142.07-1,399,957.83-293,419.87

Finding the Fourth Proportional to 933,142.07, 1,399,957.83 and 293,419.87

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Solution

The fourth proportional to 933,142.07, 1,399,957.83 and 293,419.87 is: 440,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,142.07 : 1,399,957.83 = 293,419.87 : x
  2. Step 2: Convert to fraction form
    933,142.07/1,399,957.83 = 293,419.87/x
  3. Step 3: Cross multiply
    933,142.07x = 1,399,957.83 × 293,419.87
  4. Step 4: Simplify right side
    933,142.07x = 410,775,440,984.19
  5. Step 5: Solve for x
    x = 410,775,440,984.19/933,142.07
  6. Step 6: Final answer
    x = 440,206.75

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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.