Home / 340,944.36-470,705.04-303,114.12

Finding the Fourth Proportional to 340,944.36, 470,705.04 and 303,114.12

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Solution

The fourth proportional to 340,944.36, 470,705.04 and 303,114.12 is: 418,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,944.36 : 470,705.04 = 303,114.12 : x
  2. Step 2: Convert to fraction form
    340,944.36/470,705.04 = 303,114.12/x
  3. Step 3: Cross multiply
    340,944.36x = 470,705.04 × 303,114.12
  4. Step 4: Simplify right side
    340,944.36x = 142,677,343,979.17
  5. Step 5: Solve for x
    x = 142,677,343,979.17/340,944.36
  6. Step 6: Final answer
    x = 418,476.92

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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.