Home / 284,330.64-426,561.56-151,339.16

Finding the Fourth Proportional to 284,330.64, 426,561.56 and 151,339.16

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Solution

The fourth proportional to 284,330.64, 426,561.56 and 151,339.16 is: 227,043.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,330.64 : 426,561.56 = 151,339.16 : x
  2. Step 2: Convert to fraction form
    284,330.64/426,561.56 = 151,339.16/x
  3. Step 3: Cross multiply
    284,330.64x = 426,561.56 × 151,339.16
  4. Step 4: Simplify right side
    284,330.64x = 64,555,468,178.69
  5. Step 5: Solve for x
    x = 64,555,468,178.69/284,330.64
  6. Step 6: Final answer
    x = 227,043.66

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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.