Home / 744,328.56-1,026,736.09-468,247.35

Finding the Fourth Proportional to 744,328.56, 1,026,736.09 and 468,247.35

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Solution

The fourth proportional to 744,328.56, 1,026,736.09 and 468,247.35 is: 645,906.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,328.56 : 1,026,736.09 = 468,247.35 : x
  2. Step 2: Convert to fraction form
    744,328.56/1,026,736.09 = 468,247.35/x
  3. Step 3: Cross multiply
    744,328.56x = 1,026,736.09 × 468,247.35
  4. Step 4: Simplify right side
    744,328.56x = 480,766,453,291.86
  5. Step 5: Solve for x
    x = 480,766,453,291.86/744,328.56
  6. Step 6: Final answer
    x = 645,906.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.