Finding the Fourth Proportional to 891,814.08, 1,337,860.24 and 292,638.84
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Solution
The fourth proportional to 891,814.08, 1,337,860.24 and 292,638.84 is: 439,003.91
Step by Step Solution
- Step 1: Write the proportion equation
891,814.08 : 1,337,860.24 = 292,638.84 : x - Step 2: Convert to fraction form
891,814.08/1,337,860.24 = 292,638.84/x - Step 3: Cross multiply
891,814.08x = 1,337,860.24 × 292,638.84 - Step 4: Simplify right side
891,814.08x = 391,509,868,715.72 - Step 5: Solve for x
x = 391,509,868,715.72/891,814.08 - Step 6: Final answer
x = 439,003.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.