Home / 284,521.47-426,656.43-151,370.13

Finding the Fourth Proportional to 284,521.47, 426,656.43 and 151,370.13

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Solution

The fourth proportional to 284,521.47, 426,656.43 and 151,370.13 is: 226,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,521.47 : 426,656.43 = 151,370.13 : x
  2. Step 2: Convert to fraction form
    284,521.47/426,656.43 = 151,370.13/x
  3. Step 3: Cross multiply
    284,521.47x = 426,656.43 × 151,370.13
  4. Step 4: Simplify right side
    284,521.47x = 64,583,039,274.44
  5. Step 5: Solve for x
    x = 64,583,039,274.44/284,521.47
  6. Step 6: Final answer
    x = 226,988.28

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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.