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Finding the Fourth Proportional to 550,350.60, 759,161.22 and 346,077.48

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Solution

The fourth proportional to 550,350.60, 759,161.22 and 346,077.48 is: 477,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,350.60 : 759,161.22 = 346,077.48 : x
  2. Step 2: Convert to fraction form
    550,350.60/759,161.22 = 346,077.48/x
  3. Step 3: Cross multiply
    550,350.60x = 759,161.22 × 346,077.48
  4. Step 4: Simplify right side
    550,350.60x = 262,728,601,931.33
  5. Step 5: Solve for x
    x = 262,728,601,931.33/550,350.60
  6. Step 6: Final answer
    x = 477,384.06

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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.