Finding the Fourth Proportional to 277,486.74, 382,931.68 and 150,162.32
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Solution
The fourth proportional to 277,486.74, 382,931.68 and 150,162.32 is: 207,223.99
Step by Step Solution
- Step 1: Write the proportion equation
277,486.74 : 382,931.68 = 150,162.32 : x - Step 2: Convert to fraction form
277,486.74/382,931.68 = 150,162.32/x - Step 3: Cross multiply
277,486.74x = 382,931.68 × 150,162.32 - Step 4: Simplify right side
277,486.74x = 57,501,909,470.30 - Step 5: Solve for x
x = 57,501,909,470.30/277,486.74 - Step 6: Final answer
x = 207,223.99
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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.