Finding the Fourth Proportional to 651,618.74, 977,590.88 and 459,867.44
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Solution
The fourth proportional to 651,618.74, 977,590.88 and 459,867.44 is: 689,916.03
Step by Step Solution
- Step 1: Write the proportion equation
651,618.74 : 977,590.88 = 459,867.44 : x - Step 2: Convert to fraction form
651,618.74/977,590.88 = 459,867.44/x - Step 3: Cross multiply
651,618.74x = 977,590.88 × 459,867.44 - Step 4: Simplify right side
651,618.74x = 449,562,215,352.95 - Step 5: Solve for x
x = 449,562,215,352.95/651,618.74 - Step 6: Final answer
x = 689,916.03
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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.