Home / 891,986.61-1,230,942.33-484,088.52

Finding the Fourth Proportional to 891,986.61, 1,230,942.33 and 484,088.52

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Solution

The fourth proportional to 891,986.61, 1,230,942.33 and 484,088.52 is: 668,042.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,986.61 : 1,230,942.33 = 484,088.52 : x
  2. Step 2: Convert to fraction form
    891,986.61/1,230,942.33 = 484,088.52/x
  3. Step 3: Cross multiply
    891,986.61x = 1,230,942.33 × 484,088.52
  4. Step 4: Simplify right side
    891,986.61x = 595,885,050,735.05
  5. Step 5: Solve for x
    x = 595,885,050,735.05/891,986.61
  6. Step 6: Final answer
    x = 668,042.60

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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.