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Finding the Fourth Proportional to 592,871.25, 889,308.97 and 143,592.42

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Solution

The fourth proportional to 592,871.25, 889,308.97 and 143,592.42 is: 215,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,871.25 : 889,308.97 = 143,592.42 : x
  2. Step 2: Convert to fraction form
    592,871.25/889,308.97 = 143,592.42/x
  3. Step 3: Cross multiply
    592,871.25x = 889,308.97 × 143,592.42
  4. Step 4: Simplify right side
    592,871.25x = 127,698,027,130.01
  5. Step 5: Solve for x
    x = 127,698,027,130.01/592,871.25
  6. Step 6: Final answer
    x = 215,389.14

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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.