Finding the Fourth Proportional to 575,639.53, 863,461.35 and 176,278.55
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Solution
The fourth proportional to 575,639.53, 863,461.35 and 176,278.55 is: 264,418.45
Step by Step Solution
- Step 1: Write the proportion equation
575,639.53 : 863,461.35 = 176,278.55 : x - Step 2: Convert to fraction form
575,639.53/863,461.35 = 176,278.55/x - Step 3: Cross multiply
575,639.53x = 863,461.35 × 176,278.55 - Step 4: Simplify right side
575,639.53x = 152,209,710,441.74 - Step 5: Solve for x
x = 152,209,710,441.74/575,639.53 - Step 6: Final answer
x = 264,418.45
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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.