Finding the Fourth Proportional to 475,182.72, 712,773.84 and 190,873.08
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Solution
The fourth proportional to 475,182.72, 712,773.84 and 190,873.08 is: 286,309.52
Step by Step Solution
- Step 1: Write the proportion equation
475,182.72 : 712,773.84 = 190,873.08 : x - Step 2: Convert to fraction form
475,182.72/712,773.84 = 190,873.08/x - Step 3: Cross multiply
475,182.72x = 712,773.84 × 190,873.08 - Step 4: Simplify right side
475,182.72x = 136,049,338,184.23 - Step 5: Solve for x
x = 136,049,338,184.23/475,182.72 - Step 6: Final answer
x = 286,309.52
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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.