Home / 1,556.02-2,334.05-460.30

Finding the Fourth Proportional to 1,556.02, 2,334.05 and 460.30

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Solution

The fourth proportional to 1,556.02, 2,334.05 and 460.30 is: 690.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.02 : 2,334.05 = 460.30 : x
  2. Step 2: Convert to fraction form
    1,556.02/2,334.05 = 460.30/x
  3. Step 3: Cross multiply
    1,556.02x = 2,334.05 × 460.30
  4. Step 4: Simplify right side
    1,556.02x = 1,074,363.22
  5. Step 5: Solve for x
    x = 1,074,363.22/1,556.02
  6. Step 6: Final answer
    x = 690.46

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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.