Home / 790,847.60-1,186,271.40-580,895.60

Finding the Fourth Proportional to 790,847.60, 1,186,271.40 and 580,895.60

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Solution

The fourth proportional to 790,847.60, 1,186,271.40 and 580,895.60 is: 871,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,847.60 : 1,186,271.40 = 580,895.60 : x
  2. Step 2: Convert to fraction form
    790,847.60/1,186,271.40 = 580,895.60/x
  3. Step 3: Cross multiply
    790,847.60x = 1,186,271.40 × 580,895.60
  4. Step 4: Simplify right side
    790,847.60x = 689,099,836,665.84
  5. Step 5: Solve for x
    x = 689,099,836,665.84/790,847.60
  6. Step 6: Final answer
    x = 871,343.40

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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.