Home / 727,820.24-1,004,608.20-459,726.80

Finding the Fourth Proportional to 727,820.24, 1,004,608.20 and 459,726.80

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Solution

The fourth proportional to 727,820.24, 1,004,608.20 and 459,726.80 is: 634,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,820.24 : 1,004,608.20 = 459,726.80 : x
  2. Step 2: Convert to fraction form
    727,820.24/1,004,608.20 = 459,726.80/x
  3. Step 3: Cross multiply
    727,820.24x = 1,004,608.20 × 459,726.80
  4. Step 4: Simplify right side
    727,820.24x = 461,845,313,039.76
  5. Step 5: Solve for x
    x = 461,845,313,039.76/727,820.24
  6. Step 6: Final answer
    x = 634,559.59

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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.