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Finding the Fourth Proportional to 308,702.33, 463,136.62 and 158,860.93

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Solution

The fourth proportional to 308,702.33, 463,136.62 and 158,860.93 is: 238,334.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,702.33 : 463,136.62 = 158,860.93 : x
  2. Step 2: Convert to fraction form
    308,702.33/463,136.62 = 158,860.93/x
  3. Step 3: Cross multiply
    308,702.33x = 463,136.62 × 158,860.93
  4. Step 4: Simplify right side
    308,702.33x = 73,574,314,170.26
  5. Step 5: Solve for x
    x = 73,574,314,170.26/308,702.33
  6. Step 6: Final answer
    x = 238,334.17

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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.