Finding the Fourth Proportional to 628,110.60, 941,874.30 and 272,941.80
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Solution
The fourth proportional to 628,110.60, 941,874.30 and 272,941.80 is: 409,285.99
Step by Step Solution
- Step 1: Write the proportion equation
628,110.60 : 941,874.30 = 272,941.80 : x - Step 2: Convert to fraction form
628,110.60/941,874.30 = 272,941.80/x - Step 3: Cross multiply
628,110.60x = 941,874.30 × 272,941.80 - Step 4: Simplify right side
628,110.60x = 257,076,866,815.74 - Step 5: Solve for x
x = 257,076,866,815.74/628,110.60 - Step 6: Final answer
x = 409,285.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.