Home / 788,805.20-1,182,516.60-472,926.80

Finding the Fourth Proportional to 788,805.20, 1,182,516.60 and 472,926.80

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Solution

The fourth proportional to 788,805.20, 1,182,516.60 and 472,926.80 is: 708,975.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,805.20 : 1,182,516.60 = 472,926.80 : x
  2. Step 2: Convert to fraction form
    788,805.20/1,182,516.60 = 472,926.80/x
  3. Step 3: Cross multiply
    788,805.20x = 1,182,516.60 × 472,926.80
  4. Step 4: Simplify right side
    788,805.20x = 559,243,791,584.88
  5. Step 5: Solve for x
    x = 559,243,791,584.88/788,805.20
  6. Step 6: Final answer
    x = 708,975.79

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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.