Home / 357,113.66-492,822.87-195,983.70

Finding the Fourth Proportional to 357,113.66, 492,822.87 and 195,983.70

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Solution

The fourth proportional to 357,113.66, 492,822.87 and 195,983.70 is: 270,460.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,113.66 : 492,822.87 = 195,983.70 : x
  2. Step 2: Convert to fraction form
    357,113.66/492,822.87 = 195,983.70/x
  3. Step 3: Cross multiply
    357,113.66x = 492,822.87 × 195,983.70
  4. Step 4: Simplify right side
    357,113.66x = 96,585,249,507.22
  5. Step 5: Solve for x
    x = 96,585,249,507.22/357,113.66
  6. Step 6: Final answer
    x = 270,460.81

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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.