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Finding the Fourth Proportional to 668,580.50, 922,635.59 and 362,656.10

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Solution

The fourth proportional to 668,580.50, 922,635.59 and 362,656.10 is: 500,462.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,580.50 : 922,635.59 = 362,656.10 : x
  2. Step 2: Convert to fraction form
    668,580.50/922,635.59 = 362,656.10/x
  3. Step 3: Cross multiply
    668,580.50x = 922,635.59 × 362,656.10
  4. Step 4: Simplify right side
    668,580.50x = 334,599,418,364.14
  5. Step 5: Solve for x
    x = 334,599,418,364.14/668,580.50
  6. Step 6: Final answer
    x = 500,462.43

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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.