Home / 964,173.60-1,330,419.84-534,453.60

Finding the Fourth Proportional to 964,173.60, 1,330,419.84 and 534,453.60

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Solution

The fourth proportional to 964,173.60, 1,330,419.84 and 534,453.60 is: 737,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,173.60 : 1,330,419.84 = 534,453.60 : x
  2. Step 2: Convert to fraction form
    964,173.60/1,330,419.84 = 534,453.60/x
  3. Step 3: Cross multiply
    964,173.60x = 1,330,419.84 × 534,453.60
  4. Step 4: Simplify right side
    964,173.60x = 711,047,672,999.42
  5. Step 5: Solve for x
    x = 711,047,672,999.42/964,173.60
  6. Step 6: Final answer
    x = 737,468.52

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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.