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Finding the Fourth Proportional to 473,846.26, 710,664.58 and 136,813.77

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Solution

The fourth proportional to 473,846.26, 710,664.58 and 136,813.77 is: 205,190.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,846.26 : 710,664.58 = 136,813.77 : x
  2. Step 2: Convert to fraction form
    473,846.26/710,664.58 = 136,813.77/x
  3. Step 3: Cross multiply
    473,846.26x = 710,664.58 × 136,813.77
  4. Step 4: Simplify right side
    473,846.26x = 97,228,700,395.27
  5. Step 5: Solve for x
    x = 97,228,700,395.27/473,846.26
  6. Step 6: Final answer
    x = 205,190.39

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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.