Home / 314,803.02-434,428.56-171,563.22

Finding the Fourth Proportional to 314,803.02, 434,428.56 and 171,563.22

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Solution

The fourth proportional to 314,803.02, 434,428.56 and 171,563.22 is: 236,757.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,803.02 : 434,428.56 = 171,563.22 : x
  2. Step 2: Convert to fraction form
    314,803.02/434,428.56 = 171,563.22/x
  3. Step 3: Cross multiply
    314,803.02x = 434,428.56 × 171,563.22
  4. Step 4: Simplify right side
    314,803.02x = 74,531,962,613.56
  5. Step 5: Solve for x
    x = 74,531,962,613.56/314,803.02
  6. Step 6: Final answer
    x = 236,757.46

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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.