Home / 788,525.60-1,182,886.86-308,691.44

Finding the Fourth Proportional to 788,525.60, 1,182,886.86 and 308,691.44

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Solution

The fourth proportional to 788,525.60, 1,182,886.86 and 308,691.44 is: 463,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,525.60 : 1,182,886.86 = 308,691.44 : x
  2. Step 2: Convert to fraction form
    788,525.60/1,182,886.86 = 308,691.44/x
  3. Step 3: Cross multiply
    788,525.60x = 1,182,886.86 × 308,691.44
  4. Step 4: Simplify right side
    788,525.60x = 365,147,048,170.48
  5. Step 5: Solve for x
    x = 365,147,048,170.48/788,525.60
  6. Step 6: Final answer
    x = 463,075.71

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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.