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Finding the Fourth Proportional to 668,233.42, 922,161.62 and 362,319.96

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Solution

The fourth proportional to 668,233.42, 922,161.62 and 362,319.96 is: 500,001.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,233.42 : 922,161.62 = 362,319.96 : x
  2. Step 2: Convert to fraction form
    668,233.42/922,161.62 = 362,319.96/x
  3. Step 3: Cross multiply
    668,233.42x = 922,161.62 × 362,319.96
  4. Step 4: Simplify right side
    668,233.42x = 334,117,561,271.94
  5. Step 5: Solve for x
    x = 334,117,561,271.94/668,233.42
  6. Step 6: Final answer
    x = 500,001.27

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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.