Finding the Fourth Proportional to 537,465.97, 742,008.95 and 356,422.31
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Solution
The fourth proportional to 537,465.97, 742,008.95 and 356,422.31 is: 492,065.66
Step by Step Solution
- Step 1: Write the proportion equation
537,465.97 : 742,008.95 = 356,422.31 : x - Step 2: Convert to fraction form
537,465.97/742,008.95 = 356,422.31/x - Step 3: Cross multiply
537,465.97x = 742,008.95 × 356,422.31 - Step 4: Simplify right side
537,465.97x = 264,468,544,631.51 - Step 5: Solve for x
x = 264,468,544,631.51/537,465.97 - Step 6: Final answer
x = 492,065.66
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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.