Finding the Fourth Proportional to 245,621.80, 368,432.70 and 245,621.80
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Solution
The fourth proportional to 245,621.80, 368,432.70 and 245,621.80 is: 368,432.70
Step by Step Solution
- Step 1: Write the proportion equation
245,621.80 : 368,432.70 = 245,621.80 : x - Step 2: Convert to fraction form
245,621.80/368,432.70 = 245,621.80/x - Step 3: Cross multiply
245,621.80x = 368,432.70 × 245,621.80 - Step 4: Simplify right side
245,621.80x = 90,495,102,952.86 - Step 5: Solve for x
x = 90,495,102,952.86/245,621.80 - Step 6: Final answer
x = 368,432.70
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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.