Home / 382,035.40-571,886.70-298,054.60

Finding the Fourth Proportional to 382,035.40, 571,886.70 and 298,054.60

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Solution

The fourth proportional to 382,035.40, 571,886.70 and 298,054.60 is: 446,171.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,035.40 : 571,886.70 = 298,054.60 : x
  2. Step 2: Convert to fraction form
    382,035.40/571,886.70 = 298,054.60/x
  3. Step 3: Cross multiply
    382,035.40x = 571,886.70 × 298,054.60
  4. Step 4: Simplify right side
    382,035.40x = 170,453,461,613.82
  5. Step 5: Solve for x
    x = 170,453,461,613.82/382,035.40
  6. Step 6: Final answer
    x = 446,171.90

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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.