Home / 817,023.60-1,225,535.40-248,403.60

Finding the Fourth Proportional to 817,023.60, 1,225,535.40 and 248,403.60

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Solution

The fourth proportional to 817,023.60, 1,225,535.40 and 248,403.60 is: 372,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,023.60 : 1,225,535.40 = 248,403.60 : x
  2. Step 2: Convert to fraction form
    817,023.60/1,225,535.40 = 248,403.60/x
  3. Step 3: Cross multiply
    817,023.60x = 1,225,535.40 × 248,403.60
  4. Step 4: Simplify right side
    817,023.60x = 304,427,405,287.44
  5. Step 5: Solve for x
    x = 304,427,405,287.44/817,023.60
  6. Step 6: Final answer
    x = 372,605.40

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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.