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Finding the Fourth Proportional to 373,827.42, 560,166.84 and 253,728.18

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Solution

The fourth proportional to 373,827.42, 560,166.84 and 253,728.18 is: 380,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,827.42 : 560,166.84 = 253,728.18 : x
  2. Step 2: Convert to fraction form
    373,827.42/560,166.84 = 253,728.18/x
  3. Step 3: Cross multiply
    373,827.42x = 560,166.84 × 253,728.18
  4. Step 4: Simplify right side
    373,827.42x = 142,130,112,809.55
  5. Step 5: Solve for x
    x = 142,130,112,809.55/373,827.42
  6. Step 6: Final answer
    x = 380,202.48

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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.