Home / 913,713.60-1,370,656.80-248,865.60

Finding the Fourth Proportional to 913,713.60, 1,370,656.80 and 248,865.60

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Solution

The fourth proportional to 913,713.60, 1,370,656.80 and 248,865.60 is: 373,321.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,713.60 : 1,370,656.80 = 248,865.60 : x
  2. Step 2: Convert to fraction form
    913,713.60/1,370,656.80 = 248,865.60/x
  3. Step 3: Cross multiply
    913,713.60x = 1,370,656.80 × 248,865.60
  4. Step 4: Simplify right side
    913,713.60x = 341,109,326,926.08
  5. Step 5: Solve for x
    x = 341,109,326,926.08/913,713.60
  6. Step 6: Final answer
    x = 373,321.93

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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.