Home / 790,968.56-1,091,592.60-451,487.84

Finding the Fourth Proportional to 790,968.56, 1,091,592.60 and 451,487.84

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Solution

The fourth proportional to 790,968.56, 1,091,592.60 and 451,487.84 is: 623,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,968.56 : 1,091,592.60 = 451,487.84 : x
  2. Step 2: Convert to fraction form
    790,968.56/1,091,592.60 = 451,487.84/x
  3. Step 3: Cross multiply
    790,968.56x = 1,091,592.60 × 451,487.84
  4. Step 4: Simplify right side
    790,968.56x = 492,840,785,133.98
  5. Step 5: Solve for x
    x = 492,840,785,133.98/790,968.56
  6. Step 6: Final answer
    x = 623,085.18

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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.