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Finding the Fourth Proportional to 632,494.33, 872,862.80 and 346,014.41

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Solution

The fourth proportional to 632,494.33, 872,862.80 and 346,014.41 is: 477,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,494.33 : 872,862.80 = 346,014.41 : x
  2. Step 2: Convert to fraction form
    632,494.33/872,862.80 = 346,014.41/x
  3. Step 3: Cross multiply
    632,494.33x = 872,862.80 × 346,014.41
  4. Step 4: Simplify right side
    632,494.33x = 302,023,100,658.56
  5. Step 5: Solve for x
    x = 302,023,100,658.56/632,494.33
  6. Step 6: Final answer
    x = 477,511.16

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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.