Finding the Fourth Proportional to 974,719.51, 1,461,543.99 and 300,613.75
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Solution
The fourth proportional to 974,719.51, 1,461,543.99 and 300,613.75 is: 450,755.54
Step by Step Solution
- Step 1: Write the proportion equation
974,719.51 : 1,461,543.99 = 300,613.75 : x - Step 2: Convert to fraction form
974,719.51/1,461,543.99 = 300,613.75/x - Step 3: Cross multiply
974,719.51x = 1,461,543.99 × 300,613.75 - Step 4: Simplify right side
974,719.51x = 439,360,219,623.86 - Step 5: Solve for x
x = 439,360,219,623.86/974,719.51 - Step 6: Final answer
x = 450,755.54
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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.