Finding the Fourth Proportional to 993,087.05, 1,488,989.51 and 424,838.84
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Solution
The fourth proportional to 993,087.05, 1,488,989.51 and 424,838.84 is: 636,984.02
Step by Step Solution
- Step 1: Write the proportion equation
993,087.05 : 1,488,989.51 = 424,838.84 : x - Step 2: Convert to fraction form
993,087.05/1,488,989.51 = 424,838.84/x - Step 3: Cross multiply
993,087.05x = 1,488,989.51 × 424,838.84 - Step 4: Simplify right side
993,087.05x = 632,580,577,795.00 - Step 5: Solve for x
x = 632,580,577,795.00/993,087.05 - Step 6: Final answer
x = 636,984.02
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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.