Finding the Fourth Proportional to 734,070.24, 1,100,748.96 and 430,547.04
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Solution
The fourth proportional to 734,070.24, 1,100,748.96 and 430,547.04 is: 645,611.52
Step by Step Solution
- Step 1: Write the proportion equation
734,070.24 : 1,100,748.96 = 430,547.04 : x - Step 2: Convert to fraction form
734,070.24/1,100,748.96 = 430,547.04/x - Step 3: Cross multiply
734,070.24x = 1,100,748.96 × 430,547.04 - Step 4: Simplify right side
734,070.24x = 473,924,206,511.08 - Step 5: Solve for x
x = 473,924,206,511.08/734,070.24 - Step 6: Final answer
x = 645,611.52
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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.