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Finding the Fourth Proportional to 942,472.86, 1,413,840.70 and 302,796

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Solution

The fourth proportional to 942,472.86, 1,413,840.70 and 302,796 is: 454,236.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,472.86 : 1,413,840.70 = 302,796 : x
  2. Step 2: Convert to fraction form
    942,472.86/1,413,840.70 = 302,796/x
  3. Step 3: Cross multiply
    942,472.86x = 1,413,840.70 × 302,796
  4. Step 4: Simplify right side
    942,472.86x = 428,105,308,597.20
  5. Step 5: Solve for x
    x = 428,105,308,597.20/942,472.86
  6. Step 6: Final answer
    x = 454,236.22

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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.