Finding the Fourth Proportional to 870,946.76, 1,306,084.26 and 338,397.68
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Solution
The fourth proportional to 870,946.76, 1,306,084.26 and 338,397.68 is: 507,466.02
Step by Step Solution
- Step 1: Write the proportion equation
870,946.76 : 1,306,084.26 = 338,397.68 : x - Step 2: Convert to fraction form
870,946.76/1,306,084.26 = 338,397.68/x - Step 3: Cross multiply
870,946.76x = 1,306,084.26 × 338,397.68 - Step 4: Simplify right side
870,946.76x = 441,975,883,468.52 - Step 5: Solve for x
x = 441,975,883,468.52/870,946.76 - Step 6: Final answer
x = 507,466.02
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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.