Finding the Fourth Proportional to 895,566.98, 1,343,875.35 and 642,574.82
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Solution
The fourth proportional to 895,566.98, 1,343,875.35 and 642,574.82 is: 964,238.84
Step by Step Solution
- Step 1: Write the proportion equation
895,566.98 : 1,343,875.35 = 642,574.82 : x - Step 2: Convert to fraction form
895,566.98/1,343,875.35 = 642,574.82/x - Step 3: Cross multiply
895,566.98x = 1,343,875.35 × 642,574.82 - Step 4: Simplify right side
895,566.98x = 863,540,466,898.03 - Step 5: Solve for x
x = 863,540,466,898.03/895,566.98 - Step 6: Final answer
x = 964,238.84
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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.