Finding the Fourth Proportional to 943,504.28, 1,302,001.53 and 513,774.98
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Solution
The fourth proportional to 943,504.28, 1,302,001.53 and 513,774.98 is: 708,990.75
Step by Step Solution
- Step 1: Write the proportion equation
943,504.28 : 1,302,001.53 = 513,774.98 : x - Step 2: Convert to fraction form
943,504.28/1,302,001.53 = 513,774.98/x - Step 3: Cross multiply
943,504.28x = 1,302,001.53 × 513,774.98 - Step 4: Simplify right side
943,504.28x = 668,935,810,035.72 - Step 5: Solve for x
x = 668,935,810,035.72/943,504.28 - Step 6: Final answer
x = 708,990.75
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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.