Home / 550,268.03-759,048.17-345,995.55

Finding the Fourth Proportional to 550,268.03, 759,048.17 and 345,995.55

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Solution

The fourth proportional to 550,268.03, 759,048.17 and 345,995.55 is: 477,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,268.03 : 759,048.17 = 345,995.55 : x
  2. Step 2: Convert to fraction form
    550,268.03/759,048.17 = 345,995.55/x
  3. Step 3: Cross multiply
    550,268.03x = 759,048.17 × 345,995.55
  4. Step 4: Simplify right side
    550,268.03x = 262,627,287,325.67
  5. Step 5: Solve for x
    x = 262,627,287,325.67/550,268.03
  6. Step 6: Final answer
    x = 477,271.57

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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.