Finding the Fourth Proportional to 375,386.86, 518,033.99 and 205,627.10
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Solution
The fourth proportional to 375,386.86, 518,033.99 and 205,627.10 is: 283,765.47
Step by Step Solution
- Step 1: Write the proportion equation
375,386.86 : 518,033.99 = 205,627.10 : x - Step 2: Convert to fraction form
375,386.86/518,033.99 = 205,627.10/x - Step 3: Cross multiply
375,386.86x = 518,033.99 × 205,627.10 - Step 4: Simplify right side
375,386.86x = 106,521,827,065.13 - Step 5: Solve for x
x = 106,521,827,065.13/375,386.86 - Step 6: Final answer
x = 283,765.47
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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.