Finding the Fourth Proportional to 468,261.99, 646,201.55 and 253,402.04
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Solution
The fourth proportional to 468,261.99, 646,201.55 and 253,402.04 is: 349,694.82
Step by Step Solution
- Step 1: Write the proportion equation
468,261.99 : 646,201.55 = 253,402.04 : x - Step 2: Convert to fraction form
468,261.99/646,201.55 = 253,402.04/x - Step 3: Cross multiply
468,261.99x = 646,201.55 × 253,402.04 - Step 4: Simplify right side
468,261.99x = 163,748,791,021.16 - Step 5: Solve for x
x = 163,748,791,021.16/468,261.99 - Step 6: Final answer
x = 349,694.82
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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.