Finding the Fourth Proportional to 307,368.90, 461,398.95 and 237,557.70
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Solution
The fourth proportional to 307,368.90, 461,398.95 and 237,557.70 is: 356,603.66
Step by Step Solution
- Step 1: Write the proportion equation
307,368.90 : 461,398.95 = 237,557.70 : x - Step 2: Convert to fraction form
307,368.90/461,398.95 = 237,557.70/x - Step 3: Cross multiply
307,368.90x = 461,398.95 × 237,557.70 - Step 4: Simplify right side
307,368.90x = 109,608,873,344.42 - Step 5: Solve for x
x = 109,608,873,344.42/307,368.90 - Step 6: Final answer
x = 356,603.66
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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.