Finding the Fourth Proportional to 277,946.15, 383,565.66 and 150,621.74
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Solution
The fourth proportional to 277,946.15, 383,565.66 and 150,621.74 is: 207,857.99
Step by Step Solution
- Step 1: Write the proportion equation
277,946.15 : 383,565.66 = 150,621.74 : x - Step 2: Convert to fraction form
277,946.15/383,565.66 = 150,621.74/x - Step 3: Cross multiply
277,946.15x = 383,565.66 × 150,621.74 - Step 4: Simplify right side
277,946.15x = 57,773,326,069.16 - Step 5: Solve for x
x = 57,773,326,069.16/277,946.15 - Step 6: Final answer
x = 207,857.99
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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.