Home / 459,738.69-634,427.29-255,790.00

Finding the Fourth Proportional to 459,738.69, 634,427.29 and 255,790.00

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Solution

The fourth proportional to 459,738.69, 634,427.29 and 255,790.00 is: 352,983.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,738.69 : 634,427.29 = 255,790.00 : x
  2. Step 2: Convert to fraction form
    459,738.69/634,427.29 = 255,790.00/x
  3. Step 3: Cross multiply
    459,738.69x = 634,427.29 × 255,790.00
  4. Step 4: Simplify right side
    459,738.69x = 162,280,156,183.05
  5. Step 5: Solve for x
    x = 162,280,156,183.05/459,738.69
  6. Step 6: Final answer
    x = 352,983.47

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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.