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Finding the Fourth Proportional to 608,289, 912,633.41 and 248,762.28

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Solution

The fourth proportional to 608,289, 912,633.41 and 248,762.28 is: 373,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,289 : 912,633.41 = 248,762.28 : x
  2. Step 2: Convert to fraction form
    608,289/912,633.41 = 248,762.28/x
  3. Step 3: Cross multiply
    608,289x = 912,633.41 × 248,762.28
  4. Step 4: Simplify right side
    608,289x = 227,028,766,631.96
  5. Step 5: Solve for x
    x = 227,028,766,631.96/608,289
  6. Step 6: Final answer
    x = 373,225.17

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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.