Finding the Fourth Proportional to 970,799.13, 1,339,709.04 and 541,106.55
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Solution
The fourth proportional to 970,799.13, 1,339,709.04 and 541,106.55 is: 746,730.52
Step by Step Solution
- Step 1: Write the proportion equation
970,799.13 : 1,339,709.04 = 541,106.55 : x - Step 2: Convert to fraction form
970,799.13/1,339,709.04 = 541,106.55/x - Step 3: Cross multiply
970,799.13x = 1,339,709.04 × 541,106.55 - Step 4: Simplify right side
970,799.13x = 724,925,336,638.21 - Step 5: Solve for x
x = 724,925,336,638.21/970,799.13 - Step 6: Final answer
x = 746,730.52
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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.