Home / 275,665.02-380,458.87-168,297.30

Finding the Fourth Proportional to 275,665.02, 380,458.87 and 168,297.30

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Solution

The fourth proportional to 275,665.02, 380,458.87 and 168,297.30 is: 232,275.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,665.02 : 380,458.87 = 168,297.30 : x
  2. Step 2: Convert to fraction form
    275,665.02/380,458.87 = 168,297.30/x
  3. Step 3: Cross multiply
    275,665.02x = 380,458.87 × 168,297.30
  4. Step 4: Simplify right side
    275,665.02x = 64,030,200,582.05
  5. Step 5: Solve for x
    x = 64,030,200,582.05/275,665.02
  6. Step 6: Final answer
    x = 232,275.39

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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.