Home / 677,277.33-1,015,914.96-373,656.80

Finding the Fourth Proportional to 677,277.33, 1,015,914.96 and 373,656.80

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Solution

The fourth proportional to 677,277.33, 1,015,914.96 and 373,656.80 is: 560,484.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,277.33 : 1,015,914.96 = 373,656.80 : x
  2. Step 2: Convert to fraction form
    677,277.33/1,015,914.96 = 373,656.80/x
  3. Step 3: Cross multiply
    677,277.33x = 1,015,914.96 × 373,656.80
  4. Step 4: Simplify right side
    677,277.33x = 379,603,527,946.15
  5. Step 5: Solve for x
    x = 379,603,527,946.15/677,277.33
  6. Step 6: Final answer
    x = 560,484.62

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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.