Finding the Fourth Proportional to 532,851.11, 735,345.14 and 291,148.63
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Solution
The fourth proportional to 532,851.11, 735,345.14 and 291,148.63 is: 401,790.90
Step by Step Solution
- Step 1: Write the proportion equation
532,851.11 : 735,345.14 = 291,148.63 : x - Step 2: Convert to fraction form
532,851.11/735,345.14 = 291,148.63/x - Step 3: Cross multiply
532,851.11x = 735,345.14 × 291,148.63 - Step 4: Simplify right side
532,851.11x = 214,094,726,794.05 - Step 5: Solve for x
x = 214,094,726,794.05/532,851.11 - Step 6: Final answer
x = 401,790.90
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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.