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Finding the Fourth Proportional to 606,423.60, 850,237.20 and 606,423.60

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Solution

The fourth proportional to 606,423.60, 850,237.20 and 606,423.60 is: 850,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,423.60 : 850,237.20 = 606,423.60 : x
  2. Step 2: Convert to fraction form
    606,423.60/850,237.20 = 606,423.60/x
  3. Step 3: Cross multiply
    606,423.60x = 850,237.20 × 606,423.60
  4. Step 4: Simplify right side
    606,423.60x = 515,603,903,677.92
  5. Step 5: Solve for x
    x = 515,603,903,677.92/606,423.60
  6. Step 6: Final answer
    x = 850,237.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.