Home / 401,515.85-602,272.28-97,906.52

Finding the Fourth Proportional to 401,515.85, 602,272.28 and 97,906.52

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Solution

The fourth proportional to 401,515.85, 602,272.28 and 97,906.52 is: 146,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,515.85 : 602,272.28 = 97,906.52 : x
  2. Step 2: Convert to fraction form
    401,515.85/602,272.28 = 97,906.52/x
  3. Step 3: Cross multiply
    401,515.85x = 602,272.28 × 97,906.52
  4. Step 4: Simplify right side
    401,515.85x = 58,966,384,777.71
  5. Step 5: Solve for x
    x = 58,966,384,777.71/401,515.85
  6. Step 6: Final answer
    x = 146,859.42

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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.