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Finding the Fourth Proportional to 737,074.60, 1,017,150.66 and 414,784.60

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Solution

The fourth proportional to 737,074.60, 1,017,150.66 and 414,784.60 is: 572,395.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,074.60 : 1,017,150.66 = 414,784.60 : x
  2. Step 2: Convert to fraction form
    737,074.60/1,017,150.66 = 414,784.60/x
  3. Step 3: Cross multiply
    737,074.60x = 1,017,150.66 × 414,784.60
  4. Step 4: Simplify right side
    737,074.60x = 421,898,429,647.84
  5. Step 5: Solve for x
    x = 421,898,429,647.84/737,074.60
  6. Step 6: Final answer
    x = 572,395.83

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1.5x scale

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.