Finding the Fourth Proportional to 584,922.60, 878,420.70 and 452,125.80
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Solution
The fourth proportional to 584,922.60, 878,420.70 and 452,125.80 is: 678,990.11
Step by Step Solution
- Step 1: Write the proportion equation
584,922.60 : 878,420.70 = 452,125.80 : x - Step 2: Convert to fraction form
584,922.60/878,420.70 = 452,125.80/x - Step 3: Cross multiply
584,922.60x = 878,420.70 × 452,125.80 - Step 4: Simplify right side
584,922.60x = 397,156,661,724.06 - Step 5: Solve for x
x = 397,156,661,724.06/584,922.60 - Step 6: Final answer
x = 678,990.11
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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.