Home / 677,670.77-1,016,293.87-245,333.68

Finding the Fourth Proportional to 677,670.77, 1,016,293.87 and 245,333.68

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Solution

The fourth proportional to 677,670.77, 1,016,293.87 and 245,333.68 is: 367,923.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,670.77 : 1,016,293.87 = 245,333.68 : x
  2. Step 2: Convert to fraction form
    677,670.77/1,016,293.87 = 245,333.68/x
  3. Step 3: Cross multiply
    677,670.77x = 1,016,293.87 × 245,333.68
  4. Step 4: Simplify right side
    677,670.77x = 249,331,112,854.47
  5. Step 5: Solve for x
    x = 249,331,112,854.47/677,670.77
  6. Step 6: Final answer
    x = 367,923.66

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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.