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Finding the Fourth Proportional to 529,096.16, 793,639.92 and 213,548.24

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Solution

The fourth proportional to 529,096.16, 793,639.92 and 213,548.24 is: 320,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,096.16 : 793,639.92 = 213,548.24 : x
  2. Step 2: Convert to fraction form
    529,096.16/793,639.92 = 213,548.24/x
  3. Step 3: Cross multiply
    529,096.16x = 793,639.92 × 213,548.24
  4. Step 4: Simplify right side
    529,096.16x = 169,480,408,109.74
  5. Step 5: Solve for x
    x = 169,480,408,109.74/529,096.16
  6. Step 6: Final answer
    x = 320,320.62

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1.5x scale

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.