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Finding the Fourth Proportional to 601,646.40, 830,052.36 and 359,935.92

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Solution

The fourth proportional to 601,646.40, 830,052.36 and 359,935.92 is: 496,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,646.40 : 830,052.36 = 359,935.92 : x
  2. Step 2: Convert to fraction form
    601,646.40/830,052.36 = 359,935.92/x
  3. Step 3: Cross multiply
    601,646.40x = 830,052.36 × 359,935.92
  4. Step 4: Simplify right side
    601,646.40x = 298,765,659,844.77
  5. Step 5: Solve for x
    x = 298,765,659,844.77/601,646.40
  6. Step 6: Final answer
    x = 496,580.15

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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.