Finding the Fourth Proportional to 370,823.70, 556,235.55 and 277,511.70
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Solution
The fourth proportional to 370,823.70, 556,235.55 and 277,511.70 is: 416,267.55
Step by Step Solution
- Step 1: Write the proportion equation
370,823.70 : 556,235.55 = 277,511.70 : x - Step 2: Convert to fraction form
370,823.70/556,235.55 = 277,511.70/x - Step 3: Cross multiply
370,823.70x = 556,235.55 × 277,511.70 - Step 4: Simplify right side
370,823.70x = 154,361,873,080.94 - Step 5: Solve for x
x = 154,361,873,080.94/370,823.70 - Step 6: Final answer
x = 416,267.55
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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.