Home / 808,725.96-1,212,881.23-239,972.53

Finding the Fourth Proportional to 808,725.96, 1,212,881.23 and 239,972.53

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Solution

The fourth proportional to 808,725.96, 1,212,881.23 and 239,972.53 is: 359,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,725.96 : 1,212,881.23 = 239,972.53 : x
  2. Step 2: Convert to fraction form
    808,725.96/1,212,881.23 = 239,972.53/x
  3. Step 3: Cross multiply
    808,725.96x = 1,212,881.23 × 239,972.53
  4. Step 4: Simplify right side
    808,725.96x = 291,058,177,352.61
  5. Step 5: Solve for x
    x = 291,058,177,352.61/808,725.96
  6. Step 6: Final answer
    x = 359,897.16

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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.