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Finding the Fourth Proportional to 592,965.81, 889,614.78 and 238,228.95

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Solution

The fourth proportional to 592,965.81, 889,614.78 and 238,228.95 is: 357,410.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,965.81 : 889,614.78 = 238,228.95 : x
  2. Step 2: Convert to fraction form
    592,965.81/889,614.78 = 238,228.95/x
  3. Step 3: Cross multiply
    592,965.81x = 889,614.78 × 238,228.95
  4. Step 4: Simplify right side
    592,965.81x = 211,931,994,943.88
  5. Step 5: Solve for x
    x = 211,931,994,943.88/592,965.81
  6. Step 6: Final answer
    x = 357,410.14

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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.