Finding the Fourth Proportional to 888,395.52, 1,225,982.16 and 480,497.80
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Solution
The fourth proportional to 888,395.52, 1,225,982.16 and 480,497.80 is: 663,084.99
Step by Step Solution
- Step 1: Write the proportion equation
888,395.52 : 1,225,982.16 = 480,497.80 : x - Step 2: Convert to fraction form
888,395.52/1,225,982.16 = 480,497.80/x - Step 3: Cross multiply
888,395.52x = 1,225,982.16 × 480,497.80 - Step 4: Simplify right side
888,395.52x = 589,081,730,719.25 - Step 5: Solve for x
x = 589,081,730,719.25/888,395.52 - Step 6: Final answer
x = 663,084.99
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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.