Finding the Fourth Proportional to 575,646.86, 862,947.56 and 201,465.74
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Solution
The fourth proportional to 575,646.86, 862,947.56 and 201,465.74 is: 302,015.66
Step by Step Solution
- Step 1: Write the proportion equation
575,646.86 : 862,947.56 = 201,465.74 : x - Step 2: Convert to fraction form
575,646.86/862,947.56 = 201,465.74/x - Step 3: Cross multiply
575,646.86x = 862,947.56 × 201,465.74 - Step 4: Simplify right side
575,646.86x = 173,854,368,756.59 - Step 5: Solve for x
x = 173,854,368,756.59/575,646.86 - Step 6: Final answer
x = 302,015.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.