Finding the Fourth Proportional to 376,781.97, 565,260.53 and 124,064.65
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Solution
The fourth proportional to 376,781.97, 565,260.53 and 124,064.65 is: 186,125.81
Step by Step Solution
- Step 1: Write the proportion equation
376,781.97 : 565,260.53 = 124,064.65 : x - Step 2: Convert to fraction form
376,781.97/565,260.53 = 124,064.65/x - Step 3: Cross multiply
376,781.97x = 565,260.53 × 124,064.65 - Step 4: Simplify right side
376,781.97x = 70,128,849,813.26 - Step 5: Solve for x
x = 70,128,849,813.26/376,781.97 - Step 6: Final answer
x = 186,125.81
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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.