Finding the Fourth Proportional to 529,822.99, 731,133.49 and 300,395.71
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Solution
The fourth proportional to 529,822.99, 731,133.49 and 300,395.71 is: 414,533.47
Step by Step Solution
- Step 1: Write the proportion equation
529,822.99 : 731,133.49 = 300,395.71 : x - Step 2: Convert to fraction form
529,822.99/731,133.49 = 300,395.71/x - Step 3: Cross multiply
529,822.99x = 731,133.49 × 300,395.71 - Step 4: Simplify right side
529,822.99x = 219,629,360,446.87 - Step 5: Solve for x
x = 219,629,360,446.87/529,822.99 - Step 6: Final answer
x = 414,533.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.