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Finding the Fourth Proportional to 335,520.72, 463,051.32 and 250,490.16

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Solution

The fourth proportional to 335,520.72, 463,051.32 and 250,490.16 is: 345,700.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,520.72 : 463,051.32 = 250,490.16 : x
  2. Step 2: Convert to fraction form
    335,520.72/463,051.32 = 250,490.16/x
  3. Step 3: Cross multiply
    335,520.72x = 463,051.32 × 250,490.16
  4. Step 4: Simplify right side
    335,520.72x = 115,989,799,235.01
  5. Step 5: Solve for x
    x = 115,989,799,235.01/335,520.72
  6. Step 6: Final answer
    x = 345,700.85

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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.