Finding the Fourth Proportional to 411,391.08, 567,772.28 and 230,113.08
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Solution
The fourth proportional to 411,391.08, 567,772.28 and 230,113.08 is: 317,585.47
Step by Step Solution
- Step 1: Write the proportion equation
411,391.08 : 567,772.28 = 230,113.08 : x - Step 2: Convert to fraction form
411,391.08/567,772.28 = 230,113.08/x - Step 3: Cross multiply
411,391.08x = 567,772.28 × 230,113.08 - Step 4: Simplify right side
411,391.08x = 130,651,828,089.42 - Step 5: Solve for x
x = 130,651,828,089.42/411,391.08 - Step 6: Final answer
x = 317,585.47
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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.