Finding the Fourth Proportional to 963,823.14, 1,330,083.78 and 534,110.40
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Solution
The fourth proportional to 963,823.14, 1,330,083.78 and 534,110.40 is: 737,076.70
Step by Step Solution
- Step 1: Write the proportion equation
963,823.14 : 1,330,083.78 = 534,110.40 : x - Step 2: Convert to fraction form
963,823.14/1,330,083.78 = 534,110.40/x - Step 3: Cross multiply
963,823.14x = 1,330,083.78 × 534,110.40 - Step 4: Simplify right side
963,823.14x = 710,411,579,769.31 - Step 5: Solve for x
x = 710,411,579,769.31/963,823.14 - Step 6: Final answer
x = 737,076.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.