Home / 401,259.18-601,967.45-148,541.61

Finding the Fourth Proportional to 401,259.18, 601,967.45 and 148,541.61

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Solution

The fourth proportional to 401,259.18, 601,967.45 and 148,541.61 is: 222,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,259.18 : 601,967.45 = 148,541.61 : x
  2. Step 2: Convert to fraction form
    401,259.18/601,967.45 = 148,541.61/x
  3. Step 3: Cross multiply
    401,259.18x = 601,967.45 × 148,541.61
  4. Step 4: Simplify right side
    401,259.18x = 89,417,213,447.89
  5. Step 5: Solve for x
    x = 89,417,213,447.89/401,259.18
  6. Step 6: Final answer
    x = 222,841.54

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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.