Finding the Fourth Proportional to 346,421.84, 519,574.20 and 97,046.48
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Solution
The fourth proportional to 346,421.84, 519,574.20 and 97,046.48 is: 145,553.32
Step by Step Solution
- Step 1: Write the proportion equation
346,421.84 : 519,574.20 = 97,046.48 : x - Step 2: Convert to fraction form
346,421.84/519,574.20 = 97,046.48/x - Step 3: Cross multiply
346,421.84x = 519,574.20 × 97,046.48 - Step 4: Simplify right side
346,421.84x = 50,422,847,208.82 - Step 5: Solve for x
x = 50,422,847,208.82/346,421.84 - Step 6: Final answer
x = 145,553.32
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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.