Finding the Fourth Proportional to 532,916.30, 735,402.57 and 291,207.08
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Solution
The fourth proportional to 532,916.30, 735,402.57 and 291,207.08 is: 401,853.79
Step by Step Solution
- Step 1: Write the proportion equation
532,916.30 : 735,402.57 = 291,207.08 : x - Step 2: Convert to fraction form
532,916.30/735,402.57 = 291,207.08/x - Step 3: Cross multiply
532,916.30x = 735,402.57 × 291,207.08 - Step 4: Simplify right side
532,916.30x = 214,154,435,034.20 - Step 5: Solve for x
x = 214,154,435,034.20/532,916.30 - Step 6: Final answer
x = 401,853.79
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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.