Home / 632,885.67-873,380.75-346,403.25

Finding the Fourth Proportional to 632,885.67, 873,380.75 and 346,403.25

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Solution

The fourth proportional to 632,885.67, 873,380.75 and 346,403.25 is: 478,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,885.67 : 873,380.75 = 346,403.25 : x
  2. Step 2: Convert to fraction form
    632,885.67/873,380.75 = 346,403.25/x
  3. Step 3: Cross multiply
    632,885.67x = 873,380.75 × 346,403.25
  4. Step 4: Simplify right side
    632,885.67x = 302,541,928,555.42
  5. Step 5: Solve for x
    x = 302,541,928,555.42/632,885.67
  6. Step 6: Final answer
    x = 478,035.68

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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.