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Finding the Fourth Proportional to 632,906.14, 873,411.42 and 346,444.33

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Solution

The fourth proportional to 632,906.14, 873,411.42 and 346,444.33 is: 478,093.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,906.14 : 873,411.42 = 346,444.33 : x
  2. Step 2: Convert to fraction form
    632,906.14/873,411.42 = 346,444.33/x
  3. Step 3: Cross multiply
    632,906.14x = 873,411.42 × 346,444.33
  4. Step 4: Simplify right side
    632,906.14x = 302,588,434,216.25
  5. Step 5: Solve for x
    x = 302,588,434,216.25/632,906.14
  6. Step 6: Final answer
    x = 478,093.69

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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.