Finding the Fourth Proportional to 609,503.26, 841,120.68 and 367,739.12
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Solution
The fourth proportional to 609,503.26, 841,120.68 and 367,739.12 is: 507,483.71
Step by Step Solution
- Step 1: Write the proportion equation
609,503.26 : 841,120.68 = 367,739.12 : x - Step 2: Convert to fraction form
609,503.26/841,120.68 = 367,739.12/x - Step 3: Cross multiply
609,503.26x = 841,120.68 × 367,739.12 - Step 4: Simplify right side
609,503.26x = 309,312,978,677.00 - Step 5: Solve for x
x = 309,312,978,677.00/609,503.26 - Step 6: Final answer
x = 507,483.71
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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.