Finding the Fourth Proportional to 974,869.70, 1,460,230.95 and 808,981.70
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Solution
The fourth proportional to 974,869.70, 1,460,230.95 and 808,981.70 is: 1,211,751.80
Step by Step Solution
- Step 1: Write the proportion equation
974,869.70 : 1,460,230.95 = 808,981.70 : x - Step 2: Convert to fraction form
974,869.70/1,460,230.95 = 808,981.70/x - Step 3: Cross multiply
974,869.70x = 1,460,230.95 × 808,981.70 - Step 4: Simplify right side
974,869.70x = 1,181,300,116,323.62 - Step 5: Solve for x
x = 1,181,300,116,323.62/974,869.70 - Step 6: Final answer
x = 1,211,751.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.