Home / 242,812.91-334,319.32-206,442.83

Finding the Fourth Proportional to 242,812.91, 334,319.32 and 206,442.83

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Solution

The fourth proportional to 242,812.91, 334,319.32 and 206,442.83 is: 284,242.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,812.91 : 334,319.32 = 206,442.83 : x
  2. Step 2: Convert to fraction form
    242,812.91/334,319.32 = 206,442.83/x
  3. Step 3: Cross multiply
    242,812.91x = 334,319.32 × 206,442.83
  4. Step 4: Simplify right side
    242,812.91x = 69,017,827,638.33
  5. Step 5: Solve for x
    x = 69,017,827,638.33/242,812.91
  6. Step 6: Final answer
    x = 284,242.82

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1.5x scale

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.