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Finding the Fourth Proportional to 334,368, 501,581.16 and 85,050

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Solution

The fourth proportional to 334,368, 501,581.16 and 85,050 is: 127,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,368 : 501,581.16 = 85,050 : x
  2. Step 2: Convert to fraction form
    334,368/501,581.16 = 85,050/x
  3. Step 3: Cross multiply
    334,368x = 501,581.16 × 85,050
  4. Step 4: Simplify right side
    334,368x = 42,659,477,658
  5. Step 5: Solve for x
    x = 42,659,477,658/334,368
  6. Step 6: Final answer
    x = 127,582.42

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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.