Home / 592,885.53-818,181.09-320,953.36

Finding the Fourth Proportional to 592,885.53, 818,181.09 and 320,953.36

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Solution

The fourth proportional to 592,885.53, 818,181.09 and 320,953.36 is: 442,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,885.53 : 818,181.09 = 320,953.36 : x
  2. Step 2: Convert to fraction form
    592,885.53/818,181.09 = 320,953.36/x
  3. Step 3: Cross multiply
    592,885.53x = 818,181.09 × 320,953.36
  4. Step 4: Simplify right side
    592,885.53x = 262,597,967,036.63
  5. Step 5: Solve for x
    x = 262,597,967,036.63/592,885.53
  6. Step 6: Final answer
    x = 442,915.12

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1.5x scale

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.