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Finding the Fourth Proportional to 632,672.24, 873,087.66 and 346,192.34

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Solution

The fourth proportional to 632,672.24, 873,087.66 and 346,192.34 is: 477,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,672.24 : 873,087.66 = 346,192.34 : x
  2. Step 2: Convert to fraction form
    632,672.24/873,087.66 = 346,192.34/x
  3. Step 3: Cross multiply
    632,672.24x = 873,087.66 × 346,192.34
  4. Step 4: Simplify right side
    632,672.24x = 302,256,260,040.52
  5. Step 5: Solve for x
    x = 302,256,260,040.52/632,672.24
  6. Step 6: Final answer
    x = 477,745.41

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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.