Finding the Fourth Proportional to 647,751.44, 893,898.18 and 361,289.99
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Solution
The fourth proportional to 647,751.44, 893,898.18 and 361,289.99 is: 498,580.85
Step by Step Solution
- Step 1: Write the proportion equation
647,751.44 : 893,898.18 = 361,289.99 : x - Step 2: Convert to fraction form
647,751.44/893,898.18 = 361,289.99/x - Step 3: Cross multiply
647,751.44x = 893,898.18 × 361,289.99 - Step 4: Simplify right side
647,751.44x = 322,956,464,513.22 - Step 5: Solve for x
x = 322,956,464,513.22/647,751.44 - Step 6: Final answer
x = 498,580.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.