Home / 455,952.90-683,941.04-216,010.60

Finding the Fourth Proportional to 455,952.90, 683,941.04 and 216,010.60

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Solution

The fourth proportional to 455,952.90, 683,941.04 and 216,010.60 is: 324,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,952.90 : 683,941.04 = 216,010.60 : x
  2. Step 2: Convert to fraction form
    455,952.90/683,941.04 = 216,010.60/x
  3. Step 3: Cross multiply
    455,952.90x = 683,941.04 × 216,010.60
  4. Step 4: Simplify right side
    455,952.90x = 147,738,513,042.69
  5. Step 5: Solve for x
    x = 147,738,513,042.69/455,952.90
  6. Step 6: Final answer
    x = 324,021.44

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1.5x scale

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.