Home / 531,459.42-797,314.88-211,629.80

Finding the Fourth Proportional to 531,459.42, 797,314.88 and 211,629.80

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Solution

The fourth proportional to 531,459.42, 797,314.88 and 211,629.80 is: 317,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,459.42 : 797,314.88 = 211,629.80 : x
  2. Step 2: Convert to fraction form
    531,459.42/797,314.88 = 211,629.80/x
  3. Step 3: Cross multiply
    531,459.42x = 797,314.88 × 211,629.80
  4. Step 4: Simplify right side
    531,459.42x = 168,735,588,591.42
  5. Step 5: Solve for x
    x = 168,735,588,591.42/531,459.42
  6. Step 6: Final answer
    x = 317,494.77

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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.