Finding the Fourth Proportional to 980,402.52, 1,352,988.30 and 544,838.23
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Solution
The fourth proportional to 980,402.52, 1,352,988.30 and 544,838.23 is: 751,894.99
Step by Step Solution
- Step 1: Write the proportion equation
980,402.52 : 1,352,988.30 = 544,838.23 : x - Step 2: Convert to fraction form
980,402.52/1,352,988.30 = 544,838.23/x - Step 3: Cross multiply
980,402.52x = 1,352,988.30 × 544,838.23 - Step 4: Simplify right side
980,402.52x = 737,159,747,632.17 - Step 5: Solve for x
x = 737,159,747,632.17/980,402.52 - Step 6: Final answer
x = 751,894.99
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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.