Home / 833,245.55-1,149,902.48-470,684.69

Finding the Fourth Proportional to 833,245.55, 1,149,902.48 and 470,684.69

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Solution

The fourth proportional to 833,245.55, 1,149,902.48 and 470,684.69 is: 649,558.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,245.55 : 1,149,902.48 = 470,684.69 : x
  2. Step 2: Convert to fraction form
    833,245.55/1,149,902.48 = 470,684.69/x
  3. Step 3: Cross multiply
    833,245.55x = 1,149,902.48 × 470,684.69
  4. Step 4: Simplify right side
    833,245.55x = 541,241,489,420.76
  5. Step 5: Solve for x
    x = 541,241,489,420.76/833,245.55
  6. Step 6: Final answer
    x = 649,558.21

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Double scale
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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.