Finding the Fourth Proportional to 531,648.21, 733,675.74 and 302,206.98
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Solution
The fourth proportional to 531,648.21, 733,675.74 and 302,206.98 is: 417,046.32
Step by Step Solution
- Step 1: Write the proportion equation
531,648.21 : 733,675.74 = 302,206.98 : x - Step 2: Convert to fraction form
531,648.21/733,675.74 = 302,206.98/x - Step 3: Cross multiply
531,648.21x = 733,675.74 × 302,206.98 - Step 4: Simplify right side
531,648.21x = 221,721,929,684.67 - Step 5: Solve for x
x = 221,721,929,684.67/531,648.21 - Step 6: Final answer
x = 417,046.32
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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.