Finding the Fourth Proportional to 403,135.22, 556,140.48 and 259,941.26
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Solution
The fourth proportional to 403,135.22, 556,140.48 and 259,941.26 is: 358,598.93
Step by Step Solution
- Step 1: Write the proportion equation
403,135.22 : 556,140.48 = 259,941.26 : x - Step 2: Convert to fraction form
403,135.22/556,140.48 = 259,941.26/x - Step 3: Cross multiply
403,135.22x = 556,140.48 × 259,941.26 - Step 4: Simplify right side
403,135.22x = 144,563,857,108.21 - Step 5: Solve for x
x = 144,563,857,108.21/403,135.22 - Step 6: Final answer
x = 358,598.93
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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.