Home / 459,749.04-634,441.32-255,800.22

Finding the Fourth Proportional to 459,749.04, 634,441.32 and 255,800.22

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Solution

The fourth proportional to 459,749.04, 634,441.32 and 255,800.22 is: 352,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,749.04 : 634,441.32 = 255,800.22 : x
  2. Step 2: Convert to fraction form
    459,749.04/634,441.32 = 255,800.22/x
  3. Step 3: Cross multiply
    459,749.04x = 634,441.32 × 255,800.22
  4. Step 4: Simplify right side
    459,749.04x = 162,290,229,233.09
  5. Step 5: Solve for x
    x = 162,290,229,233.09/459,749.04
  6. Step 6: Final answer
    x = 352,997.43

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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.