Finding the Fourth Proportional to 575,639.46, 863,461.35 and 176,278.68
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Solution
The fourth proportional to 575,639.46, 863,461.35 and 176,278.68 is: 264,418.68
Step by Step Solution
- Step 1: Write the proportion equation
575,639.46 : 863,461.35 = 176,278.68 : x - Step 2: Convert to fraction form
575,639.46/863,461.35 = 176,278.68/x - Step 3: Cross multiply
575,639.46x = 863,461.35 × 176,278.68 - Step 4: Simplify right side
575,639.46x = 152,209,827,009.02 - Step 5: Solve for x
x = 152,209,827,009.02/575,639.46 - Step 6: Final answer
x = 264,418.68
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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.