Finding the Fourth Proportional to 651,511.74, 899,122.95 and 365,124.09
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Solution
The fourth proportional to 651,511.74, 899,122.95 and 365,124.09 is: 503,891.84
Step by Step Solution
- Step 1: Write the proportion equation
651,511.74 : 899,122.95 = 365,124.09 : x - Step 2: Convert to fraction form
651,511.74/899,122.95 = 365,124.09/x - Step 3: Cross multiply
651,511.74x = 899,122.95 × 365,124.09 - Step 4: Simplify right side
651,511.74x = 328,291,448,916.87 - Step 5: Solve for x
x = 328,291,448,916.87/651,511.74 - Step 6: Final answer
x = 503,891.84
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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.