Finding the Fourth Proportional to 611,835.32, 844,356.44 and 418,647.99
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Solution
The fourth proportional to 611,835.32, 844,356.44 and 418,647.99 is: 577,750.44
Step by Step Solution
- Step 1: Write the proportion equation
611,835.32 : 844,356.44 = 418,647.99 : x - Step 2: Convert to fraction form
611,835.32/844,356.44 = 418,647.99/x - Step 3: Cross multiply
611,835.32x = 844,356.44 × 418,647.99 - Step 4: Simplify right side
611,835.32x = 353,488,124,356.32 - Step 5: Solve for x
x = 353,488,124,356.32/611,835.32 - Step 6: Final answer
x = 577,750.44
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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.