Finding the Fourth Proportional to 283,270.34, 390,863.40 and 170,095.52
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Solution
The fourth proportional to 283,270.34, 390,863.40 and 170,095.52 is: 234,701.99
Step by Step Solution
- Step 1: Write the proportion equation
283,270.34 : 390,863.40 = 170,095.52 : x - Step 2: Convert to fraction form
283,270.34/390,863.40 = 170,095.52/x - Step 3: Cross multiply
283,270.34x = 390,863.40 × 170,095.52 - Step 4: Simplify right side
283,270.34x = 66,484,113,271.97 - Step 5: Solve for x
x = 66,484,113,271.97/283,270.34 - Step 6: Final answer
x = 234,701.99
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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.