Finding the Fourth Proportional to 847,184.58, 1,169,116.11 and 460,000.75
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Solution
The fourth proportional to 847,184.58, 1,169,116.11 and 460,000.75 is: 634,801.79
Step by Step Solution
- Step 1: Write the proportion equation
847,184.58 : 1,169,116.11 = 460,000.75 : x - Step 2: Convert to fraction form
847,184.58/1,169,116.11 = 460,000.75/x - Step 3: Cross multiply
847,184.58x = 1,169,116.11 × 460,000.75 - Step 4: Simplify right side
847,184.58x = 537,794,287,437.08 - Step 5: Solve for x
x = 537,794,287,437.08/847,184.58 - Step 6: Final answer
x = 634,801.79
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.