Finding the Fourth Proportional to 995,257.80, 1,492,886.70 and 247,303.80
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Solution
The fourth proportional to 995,257.80, 1,492,886.70 and 247,303.80 is: 370,955.70
Step by Step Solution
- Step 1: Write the proportion equation
995,257.80 : 1,492,886.70 = 247,303.80 : x - Step 2: Convert to fraction form
995,257.80/1,492,886.70 = 247,303.80/x - Step 3: Cross multiply
995,257.80x = 1,492,886.70 × 247,303.80 - Step 4: Simplify right side
995,257.80x = 369,196,553,879.46 - Step 5: Solve for x
x = 369,196,553,879.46/995,257.80 - Step 6: Final answer
x = 370,955.70
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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.