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Finding the Fourth Proportional to 590,876.51, 886,240.89 and 164,444.31

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Solution

The fourth proportional to 590,876.51, 886,240.89 and 164,444.31 is: 246,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,876.51 : 886,240.89 = 164,444.31 : x
  2. Step 2: Convert to fraction form
    590,876.51/886,240.89 = 164,444.31/x
  3. Step 3: Cross multiply
    590,876.51x = 886,240.89 × 164,444.31
  4. Step 4: Simplify right side
    590,876.51x = 145,737,271,649.84
  5. Step 5: Solve for x
    x = 145,737,271,649.84/590,876.51
  6. Step 6: Final answer
    x = 246,645.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.