Finding the Fourth Proportional to 527,180.23, 790,013.08 and 299,656.63
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Solution
The fourth proportional to 527,180.23, 790,013.08 and 299,656.63 is: 449,054.50
Step by Step Solution
- Step 1: Write the proportion equation
527,180.23 : 790,013.08 = 299,656.63 : x - Step 2: Convert to fraction form
527,180.23/790,013.08 = 299,656.63/x - Step 3: Cross multiply
527,180.23x = 790,013.08 × 299,656.63 - Step 4: Simplify right side
527,180.23x = 236,732,657,208.72 - Step 5: Solve for x
x = 236,732,657,208.72/527,180.23 - Step 6: Final answer
x = 449,054.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.