Finding the Fourth Proportional to 714,024.19, 1,070,511.40 and 340,309.63
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Solution
The fourth proportional to 714,024.19, 1,070,511.40 and 340,309.63 is: 510,214.28
Step by Step Solution
- Step 1: Write the proportion equation
714,024.19 : 1,070,511.40 = 340,309.63 : x - Step 2: Convert to fraction form
714,024.19/1,070,511.40 = 340,309.63/x - Step 3: Cross multiply
714,024.19x = 1,070,511.40 × 340,309.63 - Step 4: Simplify right side
714,024.19x = 364,305,338,444.78 - Step 5: Solve for x
x = 364,305,338,444.78/714,024.19 - Step 6: Final answer
x = 510,214.28
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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.