Finding the Fourth Proportional to 409,369.08, 564,970.68 and 228,110.52
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Solution
The fourth proportional to 409,369.08, 564,970.68 and 228,110.52 is: 314,815.56
Step by Step Solution
- Step 1: Write the proportion equation
409,369.08 : 564,970.68 = 228,110.52 : x - Step 2: Convert to fraction form
409,369.08/564,970.68 = 228,110.52/x - Step 3: Cross multiply
409,369.08x = 564,970.68 × 228,110.52 - Step 4: Simplify right side
409,369.08x = 128,875,755,599.55 - Step 5: Solve for x
x = 128,875,755,599.55/409,369.08 - Step 6: Final answer
x = 314,815.56
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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.