Home / 401,981.37-602,985.60-202,192.83

Finding the Fourth Proportional to 401,981.37, 602,985.60 and 202,192.83

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Solution

The fourth proportional to 401,981.37, 602,985.60 and 202,192.83 is: 303,296.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,981.37 : 602,985.60 = 202,192.83 : x
  2. Step 2: Convert to fraction form
    401,981.37/602,985.60 = 202,192.83/x
  3. Step 3: Cross multiply
    401,981.37x = 602,985.60 × 202,192.83
  4. Step 4: Simplify right side
    401,981.37x = 121,919,364,913.25
  5. Step 5: Solve for x
    x = 121,919,364,913.25/401,981.37
  6. Step 6: Final answer
    x = 303,296.06

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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.