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Finding the Fourth Proportional to 633,023.95, 873,573.07 and 346,544.03

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Solution

The fourth proportional to 633,023.95, 873,573.07 and 346,544.03 is: 478,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,023.95 : 873,573.07 = 346,544.03 : x
  2. Step 2: Convert to fraction form
    633,023.95/873,573.07 = 346,544.03/x
  3. Step 3: Cross multiply
    633,023.95x = 873,573.07 × 346,544.03
  4. Step 4: Simplify right side
    633,023.95x = 302,731,532,177.27
  5. Step 5: Solve for x
    x = 302,731,532,177.27/633,023.95
  6. Step 6: Final answer
    x = 478,230.77

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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.