Finding the Fourth Proportional to 722,397.02, 996,943.65 and 435,912.26
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Solution
The fourth proportional to 722,397.02, 996,943.65 and 435,912.26 is: 601,580.50
Step by Step Solution
- Step 1: Write the proportion equation
722,397.02 : 996,943.65 = 435,912.26 : x - Step 2: Convert to fraction form
722,397.02/996,943.65 = 435,912.26/x - Step 3: Cross multiply
722,397.02x = 996,943.65 × 435,912.26 - Step 4: Simplify right side
722,397.02x = 434,579,959,564.15 - Step 5: Solve for x
x = 434,579,959,564.15/722,397.02 - Step 6: Final answer
x = 601,580.50
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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.