Finding the Fourth Proportional to 360,250.52, 497,164.91 and 207,311.99
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Solution
The fourth proportional to 360,250.52, 497,164.91 and 207,311.99 is: 286,101.58
Step by Step Solution
- Step 1: Write the proportion equation
360,250.52 : 497,164.91 = 207,311.99 : x - Step 2: Convert to fraction form
360,250.52/497,164.91 = 207,311.99/x - Step 3: Cross multiply
360,250.52x = 497,164.91 × 207,311.99 - Step 4: Simplify right side
360,250.52x = 103,068,243,327.89 - Step 5: Solve for x
x = 103,068,243,327.89/360,250.52 - Step 6: Final answer
x = 286,101.58
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1.5x scale
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.