Home / 592,915.32-818,222.10-320,983.14

Finding the Fourth Proportional to 592,915.32, 818,222.10 and 320,983.14

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Solution

The fourth proportional to 592,915.32, 818,222.10 and 320,983.14 is: 442,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,915.32 : 818,222.10 = 320,983.14 : x
  2. Step 2: Convert to fraction form
    592,915.32/818,222.10 = 320,983.14/x
  3. Step 3: Cross multiply
    592,915.32x = 818,222.10 × 320,983.14
  4. Step 4: Simplify right side
    592,915.32x = 262,635,498,875.39
  5. Step 5: Solve for x
    x = 262,635,498,875.39/592,915.32
  6. Step 6: Final answer
    x = 442,956.17

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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.