Finding the Fourth Proportional to 446,803.04, 616,885.12 and 343,252.82
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Solution
The fourth proportional to 446,803.04, 616,885.12 and 343,252.82 is: 473,916.99
Step by Step Solution
- Step 1: Write the proportion equation
446,803.04 : 616,885.12 = 343,252.82 : x - Step 2: Convert to fraction form
446,803.04/616,885.12 = 343,252.82/x - Step 3: Cross multiply
446,803.04x = 616,885.12 × 343,252.82 - Step 4: Simplify right side
446,803.04x = 211,747,553,971.61 - Step 5: Solve for x
x = 211,747,553,971.61/446,803.04 - Step 6: Final answer
x = 473,916.99
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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.