Home / 909,575.66-1,364,468.27-302,417.97

Finding the Fourth Proportional to 909,575.66, 1,364,468.27 and 302,417.97

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Solution

The fourth proportional to 909,575.66, 1,364,468.27 and 302,417.97 is: 453,661.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,575.66 : 1,364,468.27 = 302,417.97 : x
  2. Step 2: Convert to fraction form
    909,575.66/1,364,468.27 = 302,417.97/x
  3. Step 3: Cross multiply
    909,575.66x = 1,364,468.27 × 302,417.97
  4. Step 4: Simplify right side
    909,575.66x = 412,639,722,830.72
  5. Step 5: Solve for x
    x = 412,639,722,830.72/909,575.66
  6. Step 6: Final answer
    x = 453,661.79

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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.