Finding the Fourth Proportional to 409,370.08, 564,972.06 and 228,111.52
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Solution
The fourth proportional to 409,370.08, 564,972.06 and 228,111.52 is: 314,816.94
Step by Step Solution
- Step 1: Write the proportion equation
409,370.08 : 564,972.06 = 228,111.52 : x - Step 2: Convert to fraction form
409,370.08/564,972.06 = 228,111.52/x - Step 3: Cross multiply
409,370.08x = 564,972.06 × 228,111.52 - Step 4: Simplify right side
409,370.08x = 128,876,635,364.13 - Step 5: Solve for x
x = 128,876,635,364.13/409,370.08 - Step 6: Final answer
x = 314,816.94
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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.