Finding the Fourth Proportional to 703,271.36, 970,512.08 and 380,981.08
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Solution
The fourth proportional to 703,271.36, 970,512.08 and 380,981.08 is: 525,752.59
Step by Step Solution
- Step 1: Write the proportion equation
703,271.36 : 970,512.08 = 380,981.08 : x - Step 2: Convert to fraction form
703,271.36/970,512.08 = 380,981.08/x - Step 3: Cross multiply
703,271.36x = 970,512.08 × 380,981.08 - Step 4: Simplify right side
703,271.36x = 369,746,740,391.45 - Step 5: Solve for x
x = 369,746,740,391.45/703,271.36 - Step 6: Final answer
x = 525,752.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.