Finding the Fourth Proportional to 310,168.08, 465,295.68 and 152,402.76
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Solution
The fourth proportional to 310,168.08, 465,295.68 and 152,402.76 is: 228,625.54
Step by Step Solution
- Step 1: Write the proportion equation
310,168.08 : 465,295.68 = 152,402.76 : x - Step 2: Convert to fraction form
310,168.08/465,295.68 = 152,402.76/x - Step 3: Cross multiply
310,168.08x = 465,295.68 × 152,402.76 - Step 4: Simplify right side
310,168.08x = 70,912,345,848.08 - Step 5: Solve for x
x = 70,912,345,848.08/310,168.08 - Step 6: Final answer
x = 228,625.54
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1.5x scale
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.