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Finding the Fourth Proportional to 367,712.36, 507,001.56 and 265,574.60

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Solution

The fourth proportional to 367,712.36, 507,001.56 and 265,574.60 is: 366,174.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,712.36 : 507,001.56 = 265,574.60 : x
  2. Step 2: Convert to fraction form
    367,712.36/507,001.56 = 265,574.60/x
  3. Step 3: Cross multiply
    367,712.36x = 507,001.56 × 265,574.60
  4. Step 4: Simplify right side
    367,712.36x = 134,646,733,961.37
  5. Step 5: Solve for x
    x = 134,646,733,961.37/367,712.36
  6. Step 6: Final answer
    x = 366,174.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.