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Finding the Fourth Proportional to 632,717.56, 873,150.30 and 346,237.69

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Solution

The fourth proportional to 632,717.56, 873,150.30 and 346,237.69 is: 477,808.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,717.56 : 873,150.30 = 346,237.69 : x
  2. Step 2: Convert to fraction form
    632,717.56/873,150.30 = 346,237.69/x
  3. Step 3: Cross multiply
    632,717.56x = 873,150.30 × 346,237.69
  4. Step 4: Simplify right side
    632,717.56x = 302,317,542,894.81
  5. Step 5: Solve for x
    x = 302,317,542,894.81/632,717.56
  6. Step 6: Final answer
    x = 477,808.05

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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.