Finding the Fourth Proportional to 346,510.68, 519,785.46 and 97,212.12
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Solution
The fourth proportional to 346,510.68, 519,785.46 and 97,212.12 is: 145,823.63
Step by Step Solution
- Step 1: Write the proportion equation
346,510.68 : 519,785.46 = 97,212.12 : x - Step 2: Convert to fraction form
346,510.68/519,785.46 = 97,212.12/x - Step 3: Cross multiply
346,510.68x = 519,785.46 × 97,212.12 - Step 4: Simplify right side
346,510.68x = 50,529,446,511.78 - Step 5: Solve for x
x = 50,529,446,511.78/346,510.68 - Step 6: Final answer
x = 145,823.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.