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Finding the Fourth Proportional to 668,264.06, 922,200.42 and 362,337.32

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Solution

The fourth proportional to 668,264.06, 922,200.42 and 362,337.32 is: 500,023.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,264.06 : 922,200.42 = 362,337.32 : x
  2. Step 2: Convert to fraction form
    668,264.06/922,200.42 = 362,337.32/x
  3. Step 3: Cross multiply
    668,264.06x = 922,200.42 × 362,337.32
  4. Step 4: Simplify right side
    668,264.06x = 334,147,628,685.67
  5. Step 5: Solve for x
    x = 334,147,628,685.67/668,264.06
  6. Step 6: Final answer
    x = 500,023.34

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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.