Finding the Fourth Proportional to 651,824.70, 977,445.45 and 252,332.70
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Solution
The fourth proportional to 651,824.70, 977,445.45 and 252,332.70 is: 378,386.17
Step by Step Solution
- Step 1: Write the proportion equation
651,824.70 : 977,445.45 = 252,332.70 : x - Step 2: Convert to fraction form
651,824.70/977,445.45 = 252,332.70/x - Step 3: Cross multiply
651,824.70x = 977,445.45 × 252,332.70 - Step 4: Simplify right side
651,824.70x = 246,641,449,501.22 - Step 5: Solve for x
x = 246,641,449,501.22/651,824.70 - Step 6: Final answer
x = 378,386.17
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1.5x scale
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.