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Finding the Fourth Proportional to 614,604.51, 848,092.41 and 342,647.01

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Solution

The fourth proportional to 614,604.51, 848,092.41 and 342,647.01 is: 472,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,604.51 : 848,092.41 = 342,647.01 : x
  2. Step 2: Convert to fraction form
    614,604.51/848,092.41 = 342,647.01/x
  3. Step 3: Cross multiply
    614,604.51x = 848,092.41 × 342,647.01
  4. Step 4: Simplify right side
    614,604.51x = 290,596,328,490.19
  5. Step 5: Solve for x
    x = 290,596,328,490.19/614,604.51
  6. Step 6: Final answer
    x = 472,818.41

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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.