Finding the Fourth Proportional to 896,580.83, 1,237,282.47 and 488,683.05
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Solution
The fourth proportional to 896,580.83, 1,237,282.47 and 488,683.05 is: 674,383.12
Step by Step Solution
- Step 1: Write the proportion equation
896,580.83 : 1,237,282.47 = 488,683.05 : x - Step 2: Convert to fraction form
896,580.83/1,237,282.47 = 488,683.05/x - Step 3: Cross multiply
896,580.83x = 1,237,282.47 × 488,683.05 - Step 4: Simplify right side
896,580.83x = 604,638,971,151.13 - Step 5: Solve for x
x = 604,638,971,151.13/896,580.83 - Step 6: Final answer
x = 674,383.12
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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.