Home / 909,433.26-1,364,255.19-302,275.80

Finding the Fourth Proportional to 909,433.26, 1,364,255.19 and 302,275.80

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Solution

The fourth proportional to 909,433.26, 1,364,255.19 and 302,275.80 is: 453,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,433.26 : 1,364,255.19 = 302,275.80 : x
  2. Step 2: Convert to fraction form
    909,433.26/1,364,255.19 = 302,275.80/x
  3. Step 3: Cross multiply
    909,433.26x = 1,364,255.19 × 302,275.80
  4. Step 4: Simplify right side
    909,433.26x = 412,381,328,961.40
  5. Step 5: Solve for x
    x = 412,381,328,961.40/909,433.26
  6. Step 6: Final answer
    x = 453,448.70

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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.