Finding the Fourth Proportional to 517,568.04, 714,235.86 and 291,214.08
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Solution
The fourth proportional to 517,568.04, 714,235.86 and 291,214.08 is: 401,870.91
Step by Step Solution
- Step 1: Write the proportion equation
517,568.04 : 714,235.86 = 291,214.08 : x - Step 2: Convert to fraction form
517,568.04/714,235.86 = 291,214.08/x - Step 3: Cross multiply
517,568.04x = 714,235.86 × 291,214.08 - Step 4: Simplify right side
517,568.04x = 207,995,538,872.91 - Step 5: Solve for x
x = 207,995,538,872.91/517,568.04 - Step 6: Final answer
x = 401,870.91
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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.