Home / 474,731.89-655,019.90-281,042.26

Finding the Fourth Proportional to 474,731.89, 655,019.90 and 281,042.26

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Solution

The fourth proportional to 474,731.89, 655,019.90 and 281,042.26 is: 387,773.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,731.89 : 655,019.90 = 281,042.26 : x
  2. Step 2: Convert to fraction form
    474,731.89/655,019.90 = 281,042.26/x
  3. Step 3: Cross multiply
    474,731.89x = 655,019.90 × 281,042.26
  4. Step 4: Simplify right side
    474,731.89x = 184,088,271,052.12
  5. Step 5: Solve for x
    x = 184,088,271,052.12/474,731.89
  6. Step 6: Final answer
    x = 387,773.13

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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.