Home / 514,076.02-709,447.07-284,633.30

Finding the Fourth Proportional to 514,076.02, 709,447.07 and 284,633.30

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Solution

The fourth proportional to 514,076.02, 709,447.07 and 284,633.30 is: 392,806.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,076.02 : 709,447.07 = 284,633.30 : x
  2. Step 2: Convert to fraction form
    514,076.02/709,447.07 = 284,633.30/x
  3. Step 3: Cross multiply
    514,076.02x = 709,447.07 × 284,633.30
  4. Step 4: Simplify right side
    514,076.02x = 201,932,260,709.43
  5. Step 5: Solve for x
    x = 201,932,260,709.43/514,076.02
  6. Step 6: Final answer
    x = 392,806.22

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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.