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Finding the Fourth Proportional to 593,534.40, 889,610.40 and 238,372.80

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Solution

The fourth proportional to 593,534.40, 889,610.40 and 238,372.80 is: 357,281.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,534.40 : 889,610.40 = 238,372.80 : x
  2. Step 2: Convert to fraction form
    593,534.40/889,610.40 = 238,372.80/x
  3. Step 3: Cross multiply
    593,534.40x = 889,610.40 × 238,372.80
  4. Step 4: Simplify right side
    593,534.40x = 212,058,921,957.12
  5. Step 5: Solve for x
    x = 212,058,921,957.12/593,534.40
  6. Step 6: Final answer
    x = 357,281.60

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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.