Finding the Fourth Proportional to 348,351.08, 480,768.95 and 205,124.45
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Solution
The fourth proportional to 348,351.08, 480,768.95 and 205,124.45 is: 283,097.92
Step by Step Solution
- Step 1: Write the proportion equation
348,351.08 : 480,768.95 = 205,124.45 : x - Step 2: Convert to fraction form
348,351.08/480,768.95 = 205,124.45/x - Step 3: Cross multiply
348,351.08x = 480,768.95 × 205,124.45 - Step 4: Simplify right side
348,351.08x = 98,617,464,554.79 - Step 5: Solve for x
x = 98,617,464,554.79/348,351.08 - Step 6: Final answer
x = 283,097.92
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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.