Finding the Fourth Proportional to 472,092.50, 651,487.74 and 257,232.59
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Solution
The fourth proportional to 472,092.50, 651,487.74 and 257,232.59 is: 354,981.02
Step by Step Solution
- Step 1: Write the proportion equation
472,092.50 : 651,487.74 = 257,232.59 : x - Step 2: Convert to fraction form
472,092.50/651,487.74 = 257,232.59/x - Step 3: Cross multiply
472,092.50x = 651,487.74 × 257,232.59 - Step 4: Simplify right side
472,092.50x = 167,583,878,713.45 - Step 5: Solve for x
x = 167,583,878,713.45/472,092.50 - Step 6: Final answer
x = 354,981.02
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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.