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Finding the Fourth Proportional to 298,090.01, 446,829.29 and 155,859.68

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Solution

The fourth proportional to 298,090.01, 446,829.29 and 155,859.68 is: 233,629.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,090.01 : 446,829.29 = 155,859.68 : x
  2. Step 2: Convert to fraction form
    298,090.01/446,829.29 = 155,859.68/x
  3. Step 3: Cross multiply
    298,090.01x = 446,829.29 × 155,859.68
  4. Step 4: Simplify right side
    298,090.01x = 69,642,670,154.03
  5. Step 5: Solve for x
    x = 69,642,670,154.03/298,090.01
  6. Step 6: Final answer
    x = 233,629.67

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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.