Home / 1,130,449.03-1,695,762.37-320,820.58

Finding the Fourth Proportional to 1,130,449.03, 1,695,762.37 and 320,820.58

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Solution

The fourth proportional to 1,130,449.03, 1,695,762.37 and 320,820.58 is: 481,256.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,449.03 : 1,695,762.37 = 320,820.58 : x
  2. Step 2: Convert to fraction form
    1,130,449.03/1,695,762.37 = 320,820.58/x
  3. Step 3: Cross multiply
    1,130,449.03x = 1,695,762.37 × 320,820.58
  4. Step 4: Simplify right side
    1,130,449.03x = 544,035,469,606.30
  5. Step 5: Solve for x
    x = 544,035,469,606.30/1,130,449.03
  6. Step 6: Final answer
    x = 481,256.08

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1.5x scale

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.