Finding the Fourth Proportional to 560,302.70, 836,083.98 and 499,916.02
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Solution
The fourth proportional to 560,302.70, 836,083.98 and 499,916.02 is: 745,974.94
Step by Step Solution
- Step 1: Write the proportion equation
560,302.70 : 836,083.98 = 499,916.02 : x - Step 2: Convert to fraction form
560,302.70/836,083.98 = 499,916.02/x - Step 3: Cross multiply
560,302.70x = 836,083.98 × 499,916.02 - Step 4: Simplify right side
560,302.70x = 417,971,775,667.36 - Step 5: Solve for x
x = 417,971,775,667.36/560,302.70 - Step 6: Final answer
x = 745,974.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.