Finding the Fourth Proportional to 460,121.34, 634,966.04 and 256,166.99
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Solution
The fourth proportional to 460,121.34, 634,966.04 and 256,166.99 is: 353,509.65
Step by Step Solution
- Step 1: Write the proportion equation
460,121.34 : 634,966.04 = 256,166.99 : x - Step 2: Convert to fraction form
460,121.34/634,966.04 = 256,166.99/x - Step 3: Cross multiply
460,121.34x = 634,966.04 × 256,166.99 - Step 4: Simplify right side
460,121.34x = 162,657,334,763.35 - Step 5: Solve for x
x = 162,657,334,763.35/460,121.34 - Step 6: Final answer
x = 353,509.65
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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.