Finding the Fourth Proportional to 922,911.60, 1,384,586.10 and 473,701.80
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Solution
The fourth proportional to 922,911.60, 1,384,586.10 and 473,701.80 is: 710,664.95
Step by Step Solution
- Step 1: Write the proportion equation
922,911.60 : 1,384,586.10 = 473,701.80 : x - Step 2: Convert to fraction form
922,911.60/1,384,586.10 = 473,701.80/x - Step 3: Cross multiply
922,911.60x = 1,384,586.10 × 473,701.80 - Step 4: Simplify right side
922,911.60x = 655,880,927,824.98 - Step 5: Solve for x
x = 655,880,927,824.98/922,911.60 - Step 6: Final answer
x = 710,664.95
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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.