Finding the Fourth Proportional to 896,498.97, 1,237,132.53 and 488,592.09
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Solution
The fourth proportional to 896,498.97, 1,237,132.53 and 488,592.09 is: 674,237.44
Step by Step Solution
- Step 1: Write the proportion equation
896,498.97 : 1,237,132.53 = 488,592.09 : x - Step 2: Convert to fraction form
896,498.97/1,237,132.53 = 488,592.09/x - Step 3: Cross multiply
896,498.97x = 1,237,132.53 × 488,592.09 - Step 4: Simplify right side
896,498.97x = 604,453,169,104.77 - Step 5: Solve for x
x = 604,453,169,104.77/896,498.97 - Step 6: Final answer
x = 674,237.44
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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.