Finding the Fourth Proportional to 750,211.08, 1,035,774.27 and 669,499.98
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Solution
The fourth proportional to 750,211.08, 1,035,774.27 and 669,499.98 is: 924,340.99
Step by Step Solution
- Step 1: Write the proportion equation
750,211.08 : 1,035,774.27 = 669,499.98 : x - Step 2: Convert to fraction form
750,211.08/1,035,774.27 = 669,499.98/x - Step 3: Cross multiply
750,211.08x = 1,035,774.27 × 669,499.98 - Step 4: Simplify right side
750,211.08x = 693,450,853,049.52 - Step 5: Solve for x
x = 693,450,853,049.52/750,211.08 - Step 6: Final answer
x = 924,340.99
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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.