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Finding the Fourth Proportional to 463,415.61, 694,685.13 and 349,386.51

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Solution

The fourth proportional to 463,415.61, 694,685.13 and 349,386.51 is: 523,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,415.61 : 694,685.13 = 349,386.51 : x
  2. Step 2: Convert to fraction form
    463,415.61/694,685.13 = 349,386.51/x
  3. Step 3: Cross multiply
    463,415.61x = 694,685.13 × 349,386.51
  4. Step 4: Simplify right side
    463,415.61x = 242,713,613,119.60
  5. Step 5: Solve for x
    x = 242,713,613,119.60/463,415.61
  6. Step 6: Final answer
    x = 523,749.33

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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.