Finding the Fourth Proportional to 472,592.98, 651,809.70 and 302,842.90
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Solution
The fourth proportional to 472,592.98, 651,809.70 and 302,842.90 is: 417,686.99
Step by Step Solution
- Step 1: Write the proportion equation
472,592.98 : 651,809.70 = 302,842.90 : x - Step 2: Convert to fraction form
472,592.98/651,809.70 = 302,842.90/x - Step 3: Cross multiply
472,592.98x = 651,809.70 × 302,842.90 - Step 4: Simplify right side
472,592.98x = 197,395,939,796.13 - Step 5: Solve for x
x = 197,395,939,796.13/472,592.98 - Step 6: Final answer
x = 417,686.99
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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.