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Finding the Fourth Proportional to 349,602.10, 524,401.65 and 96,881.86

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Solution

The fourth proportional to 349,602.10, 524,401.65 and 96,881.86 is: 145,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,602.10 : 524,401.65 = 96,881.86 : x
  2. Step 2: Convert to fraction form
    349,602.10/524,401.65 = 96,881.86/x
  3. Step 3: Cross multiply
    349,602.10x = 524,401.65 × 96,881.86
  4. Step 4: Simplify right side
    349,602.10x = 50,805,007,239.07
  5. Step 5: Solve for x
    x = 50,805,007,239.07/349,602.10
  6. Step 6: Final answer
    x = 145,322.37

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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.