Finding the Fourth Proportional to 529,945.95, 793,917.58 and 313,158.02
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Solution
The fourth proportional to 529,945.95, 793,917.58 and 313,158.02 is: 469,145.31
Step by Step Solution
- Step 1: Write the proportion equation
529,945.95 : 793,917.58 = 313,158.02 : x - Step 2: Convert to fraction form
529,945.95/793,917.58 = 313,158.02/x - Step 3: Cross multiply
529,945.95x = 793,917.58 × 313,158.02 - Step 4: Simplify right side
529,945.95x = 248,621,657,395.99 - Step 5: Solve for x
x = 248,621,657,395.99/529,945.95 - Step 6: Final answer
x = 469,145.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.