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Finding the Fourth Proportional to 284,342.08, 426,510.96 and 118,130.08

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Solution

The fourth proportional to 284,342.08, 426,510.96 and 118,130.08 is: 177,194.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,342.08 : 426,510.96 = 118,130.08 : x
  2. Step 2: Convert to fraction form
    284,342.08/426,510.96 = 118,130.08/x
  3. Step 3: Cross multiply
    284,342.08x = 426,510.96 × 118,130.08
  4. Step 4: Simplify right side
    284,342.08x = 50,383,773,825.68
  5. Step 5: Solve for x
    x = 50,383,773,825.68/284,342.08
  6. Step 6: Final answer
    x = 177,194.22

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1.5x scale

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.