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Finding the Fourth Proportional to 344,516.88, 475,424.43 and 191,547.17

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Solution

The fourth proportional to 344,516.88, 475,424.43 and 191,547.17 is: 264,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,516.88 : 475,424.43 = 191,547.17 : x
  2. Step 2: Convert to fraction form
    344,516.88/475,424.43 = 191,547.17/x
  3. Step 3: Cross multiply
    344,516.88x = 475,424.43 × 191,547.17
  4. Step 4: Simplify right side
    344,516.88x = 91,066,201,738.24
  5. Step 5: Solve for x
    x = 91,066,201,738.24/344,516.88
  6. Step 6: Final answer
    x = 264,330.16

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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.