Finding the Fourth Proportional to 448,154.08, 618,423.52 and 246,950.08
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Solution
The fourth proportional to 448,154.08, 618,423.52 and 246,950.08 is: 340,775.07
Step by Step Solution
- Step 1: Write the proportion equation
448,154.08 : 618,423.52 = 246,950.08 : x - Step 2: Convert to fraction form
448,154.08/618,423.52 = 246,950.08/x - Step 3: Cross multiply
448,154.08x = 618,423.52 × 246,950.08 - Step 4: Simplify right side
448,154.08x = 152,719,737,737.88 - Step 5: Solve for x
x = 152,719,737,737.88/448,154.08 - Step 6: Final answer
x = 340,775.07
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1.5x scale
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.