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Finding the Fourth Proportional to 614,898, 848,559.24 and 346,626

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Solution

The fourth proportional to 614,898, 848,559.24 and 346,626 is: 478,343.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,898 : 848,559.24 = 346,626 : x
  2. Step 2: Convert to fraction form
    614,898/848,559.24 = 346,626/x
  3. Step 3: Cross multiply
    614,898x = 848,559.24 × 346,626
  4. Step 4: Simplify right side
    614,898x = 294,132,695,124.24
  5. Step 5: Solve for x
    x = 294,132,695,124.24/614,898
  6. Step 6: Final answer
    x = 478,343.88

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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.