Finding the Fourth Proportional to 692,972.43, 956,313.68 and 387,075.63
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Solution
The fourth proportional to 692,972.43, 956,313.68 and 387,075.63 is: 534,170.92
Step by Step Solution
- Step 1: Write the proportion equation
692,972.43 : 956,313.68 = 387,075.63 : x - Step 2: Convert to fraction form
692,972.43/956,313.68 = 387,075.63/x - Step 3: Cross multiply
692,972.43x = 956,313.68 × 387,075.63 - Step 4: Simplify right side
692,972.43x = 370,165,718,228.24 - Step 5: Solve for x
x = 370,165,718,228.24/692,972.43 - Step 6: Final answer
x = 534,170.92
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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.