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Finding the Fourth Proportional to 668,462.33, 922,475.36 and 362,537.48

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Solution

The fourth proportional to 668,462.33, 922,475.36 and 362,537.48 is: 500,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,462.33 : 922,475.36 = 362,537.48 : x
  2. Step 2: Convert to fraction form
    668,462.33/922,475.36 = 362,537.48/x
  3. Step 3: Cross multiply
    668,462.33x = 922,475.36 × 362,537.48
  4. Step 4: Simplify right side
    668,462.33x = 334,431,892,376.49
  5. Step 5: Solve for x
    x = 334,431,892,376.49/668,462.33
  6. Step 6: Final answer
    x = 500,300.28

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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.