Finding the Fourth Proportional to 779,734.44, 1,170,068.20 and 716,282.28
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Solution
The fourth proportional to 779,734.44, 1,170,068.20 and 716,282.28 is: 1,074,851.99
Step by Step Solution
- Step 1: Write the proportion equation
779,734.44 : 1,170,068.20 = 716,282.28 : x - Step 2: Convert to fraction form
779,734.44/1,170,068.20 = 716,282.28/x - Step 3: Cross multiply
779,734.44x = 1,170,068.20 × 716,282.28 - Step 4: Simplify right side
779,734.44x = 838,099,118,051.50 - Step 5: Solve for x
x = 838,099,118,051.50/779,734.44 - Step 6: Final answer
x = 1,074,851.99
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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.