Finding the Fourth Proportional to 736,214.97, 1,104,913.08 and 381,330.48
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Solution
The fourth proportional to 736,214.97, 1,104,913.08 and 381,330.48 is: 572,301.64
Step by Step Solution
- Step 1: Write the proportion equation
736,214.97 : 1,104,913.08 = 381,330.48 : x - Step 2: Convert to fraction form
736,214.97/1,104,913.08 = 381,330.48/x - Step 3: Cross multiply
736,214.97x = 1,104,913.08 × 381,330.48 - Step 4: Simplify right side
736,214.97x = 421,337,035,154.68 - Step 5: Solve for x
x = 421,337,035,154.68/736,214.97 - Step 6: Final answer
x = 572,301.64
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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.