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Finding the Fourth Proportional to 566,706.65, 850,058.96 and 388,673.91

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Solution

The fourth proportional to 566,706.65, 850,058.96 and 388,673.91 is: 583,010.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,706.65 : 850,058.96 = 388,673.91 : x
  2. Step 2: Convert to fraction form
    566,706.65/850,058.96 = 388,673.91/x
  3. Step 3: Cross multiply
    566,706.65x = 850,058.96 × 388,673.91
  4. Step 4: Simplify right side
    566,706.65x = 330,395,737,770.36
  5. Step 5: Solve for x
    x = 330,395,737,770.36/566,706.65
  6. Step 6: Final answer
    x = 583,010.17

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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.