Home / 600,656.10-828,904.79-339,066.45

Finding the Fourth Proportional to 600,656.10, 828,904.79 and 339,066.45

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Solution

The fourth proportional to 600,656.10, 828,904.79 and 339,066.45 is: 467,911.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,656.10 : 828,904.79 = 339,066.45 : x
  2. Step 2: Convert to fraction form
    600,656.10/828,904.79 = 339,066.45/x
  3. Step 3: Cross multiply
    600,656.10x = 828,904.79 × 339,066.45
  4. Step 4: Simplify right side
    600,656.10x = 281,053,802,837.96
  5. Step 5: Solve for x
    x = 281,053,802,837.96/600,656.10
  6. Step 6: Final answer
    x = 467,911.34

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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.