Home / 788,273.20-1,182,582.60-255,703.60

Finding the Fourth Proportional to 788,273.20, 1,182,582.60 and 255,703.60

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Solution

The fourth proportional to 788,273.20, 1,182,582.60 and 255,703.60 is: 383,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,273.20 : 1,182,582.60 = 255,703.60 : x
  2. Step 2: Convert to fraction form
    788,273.20/1,182,582.60 = 255,703.60/x
  3. Step 3: Cross multiply
    788,273.20x = 1,182,582.60 × 255,703.60
  4. Step 4: Simplify right side
    788,273.20x = 302,390,628,117.36
  5. Step 5: Solve for x
    x = 302,390,628,117.36/788,273.20
  6. Step 6: Final answer
    x = 383,611.45

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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.