Home / 788,004.60-1,181,661.30-314,532.60

Finding the Fourth Proportional to 788,004.60, 1,181,661.30 and 314,532.60

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Solution

The fourth proportional to 788,004.60, 1,181,661.30 and 314,532.60 is: 471,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,004.60 : 1,181,661.30 = 314,532.60 : x
  2. Step 2: Convert to fraction form
    788,004.60/1,181,661.30 = 314,532.60/x
  3. Step 3: Cross multiply
    788,004.60x = 1,181,661.30 × 314,532.60
  4. Step 4: Simplify right side
    788,004.60x = 371,671,001,008.38
  5. Step 5: Solve for x
    x = 371,671,001,008.38/788,004.60
  6. Step 6: Final answer
    x = 471,660.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.