Finding the Fourth Proportional to 967,713.16, 1,335,368.50 and 537,967.12
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Solution
The fourth proportional to 967,713.16, 1,335,368.50 and 537,967.12 is: 742,352.56
Step by Step Solution
- Step 1: Write the proportion equation
967,713.16 : 1,335,368.50 = 537,967.12 : x - Step 2: Convert to fraction form
967,713.16/1,335,368.50 = 537,967.12/x - Step 3: Cross multiply
967,713.16x = 1,335,368.50 × 537,967.12 - Step 4: Simplify right side
967,713.16x = 718,384,346,083.72 - Step 5: Solve for x
x = 718,384,346,083.72/967,713.16 - Step 6: Final answer
x = 742,352.56
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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.