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Finding the Fourth Proportional to 363,743.80, 501,792.59 and 282,616.13

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Solution

The fourth proportional to 363,743.80, 501,792.59 and 282,616.13 is: 389,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,743.80 : 501,792.59 = 282,616.13 : x
  2. Step 2: Convert to fraction form
    363,743.80/501,792.59 = 282,616.13/x
  3. Step 3: Cross multiply
    363,743.80x = 501,792.59 × 282,616.13
  4. Step 4: Simplify right side
    363,743.80x = 141,814,679,848.48
  5. Step 5: Solve for x
    x = 141,814,679,848.48/363,743.80
  6. Step 6: Final answer
    x = 389,875.18

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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.