Finding the Fourth Proportional to 967,714.16, 1,335,369.88 and 537,968.12
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Solution
The fourth proportional to 967,714.16, 1,335,369.88 and 537,968.12 is: 742,353.94
Step by Step Solution
- Step 1: Write the proportion equation
967,714.16 : 1,335,369.88 = 537,968.12 : x - Step 2: Convert to fraction form
967,714.16/1,335,369.88 = 537,968.12/x - Step 3: Cross multiply
967,714.16x = 1,335,369.88 × 537,968.12 - Step 4: Simplify right side
967,714.16x = 718,386,423,848.23 - Step 5: Solve for x
x = 718,386,423,848.23/967,714.16 - Step 6: Final answer
x = 742,353.94
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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.