Home / 284,333.42-426,388.55-115,792.93

Finding the Fourth Proportional to 284,333.42, 426,388.55 and 115,792.93

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Solution

The fourth proportional to 284,333.42, 426,388.55 and 115,792.93 is: 173,643.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,333.42 : 426,388.55 = 115,792.93 : x
  2. Step 2: Convert to fraction form
    284,333.42/426,388.55 = 115,792.93/x
  3. Step 3: Cross multiply
    284,333.42x = 426,388.55 × 115,792.93
  4. Step 4: Simplify right side
    284,333.42x = 49,372,778,312.24
  5. Step 5: Solve for x
    x = 49,372,778,312.24/284,333.42
  6. Step 6: Final answer
    x = 173,643.95

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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.