Finding the Fourth Proportional to 357,468.24, 536,202.06 and 91,228.80
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Solution
The fourth proportional to 357,468.24, 536,202.06 and 91,228.80 is: 136,843.12
Step by Step Solution
- Step 1: Write the proportion equation
357,468.24 : 536,202.06 = 91,228.80 : x - Step 2: Convert to fraction form
357,468.24/536,202.06 = 91,228.80/x - Step 3: Cross multiply
357,468.24x = 536,202.06 × 91,228.80 - Step 4: Simplify right side
357,468.24x = 48,917,070,491.33 - Step 5: Solve for x
x = 48,917,070,491.33/357,468.24 - Step 6: Final answer
x = 136,843.12
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1.5x scale
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.