Finding the Fourth Proportional to 900,795.64, 1,351,209.12 and 331,883.91
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Solution
The fourth proportional to 900,795.64, 1,351,209.12 and 331,883.91 is: 497,831.63
Step by Step Solution
- Step 1: Write the proportion equation
900,795.64 : 1,351,209.12 = 331,883.91 : x - Step 2: Convert to fraction form
900,795.64/1,351,209.12 = 331,883.91/x - Step 3: Cross multiply
900,795.64x = 1,351,209.12 × 331,883.91 - Step 4: Simplify right side
900,795.64x = 448,444,565,973.26 - Step 5: Solve for x
x = 448,444,565,973.26/900,795.64 - Step 6: Final answer
x = 497,831.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.