Finding the Fourth Proportional to 651,513.74, 899,125.71 and 365,126.09
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Solution
The fourth proportional to 651,513.74, 899,125.71 and 365,126.09 is: 503,894.60
Step by Step Solution
- Step 1: Write the proportion equation
651,513.74 : 899,125.71 = 365,126.09 : x - Step 2: Convert to fraction form
651,513.74/899,125.71 = 365,126.09/x - Step 3: Cross multiply
651,513.74x = 899,125.71 × 365,126.09 - Step 4: Simplify right side
651,513.74x = 328,294,254,910.77 - Step 5: Solve for x
x = 328,294,254,910.77/651,513.74 - Step 6: Final answer
x = 503,894.60
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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.