Home / 313,528.02-432,673.83-170,288.22

Finding the Fourth Proportional to 313,528.02, 432,673.83 and 170,288.22

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Solution

The fourth proportional to 313,528.02, 432,673.83 and 170,288.22 is: 235,000.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,528.02 : 432,673.83 = 170,288.22 : x
  2. Step 2: Convert to fraction form
    313,528.02/432,673.83 = 170,288.22/x
  3. Step 3: Cross multiply
    313,528.02x = 432,673.83 × 170,288.22
  4. Step 4: Simplify right side
    313,528.02x = 73,679,256,351.28
  5. Step 5: Solve for x
    x = 73,679,256,351.28/313,528.02
  6. Step 6: Final answer
    x = 235,000.55

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1.5x scale

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.