Home / 787,532.31-1,181,241.33-307,670.02

Finding the Fourth Proportional to 787,532.31, 1,181,241.33 and 307,670.02

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Solution

The fourth proportional to 787,532.31, 1,181,241.33 and 307,670.02 is: 461,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,532.31 : 1,181,241.33 = 307,670.02 : x
  2. Step 2: Convert to fraction form
    787,532.31/1,181,241.33 = 307,670.02/x
  3. Step 3: Cross multiply
    787,532.31x = 1,181,241.33 × 307,670.02
  4. Step 4: Simplify right side
    787,532.31x = 363,432,539,519.06
  5. Step 5: Solve for x
    x = 363,432,539,519.06/787,532.31
  6. Step 6: Final answer
    x = 461,482.70

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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.