Home / 770,686.02-1,063,524.83-426,536.37

Finding the Fourth Proportional to 770,686.02, 1,063,524.83 and 426,536.37

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Solution

The fourth proportional to 770,686.02, 1,063,524.83 and 426,536.37 is: 588,608.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,686.02 : 1,063,524.83 = 426,536.37 : x
  2. Step 2: Convert to fraction form
    770,686.02/1,063,524.83 = 426,536.37/x
  3. Step 3: Cross multiply
    770,686.02x = 1,063,524.83 × 426,536.37
  4. Step 4: Simplify right side
    770,686.02x = 453,632,018,260.39
  5. Step 5: Solve for x
    x = 453,632,018,260.39/770,686.02
  6. Step 6: Final answer
    x = 588,608.08

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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.