Finding the Fourth Proportional to 537,574.19, 805,415.23 and 505,572.98
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Solution
The fourth proportional to 537,574.19, 805,415.23 and 505,572.98 is: 757,469.74
Step by Step Solution
- Step 1: Write the proportion equation
537,574.19 : 805,415.23 = 505,572.98 : x - Step 2: Convert to fraction form
537,574.19/805,415.23 = 505,572.98/x - Step 3: Cross multiply
537,574.19x = 805,415.23 × 505,572.98 - Step 4: Simplify right side
537,574.19x = 407,196,178,541.63 - Step 5: Solve for x
x = 407,196,178,541.63/537,574.19 - Step 6: Final answer
x = 757,469.74
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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.