Finding the Fourth Proportional to 539,231.24, 744,136.98 and 297,528.86
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Solution
The fourth proportional to 539,231.24, 744,136.98 and 297,528.86 is: 410,588.65
Step by Step Solution
- Step 1: Write the proportion equation
539,231.24 : 744,136.98 = 297,528.86 : x - Step 2: Convert to fraction form
539,231.24/744,136.98 = 297,528.86/x - Step 3: Cross multiply
539,231.24x = 744,136.98 × 297,528.86 - Step 4: Simplify right side
539,231.24x = 221,402,227,343.24 - Step 5: Solve for x
x = 221,402,227,343.24/539,231.24 - Step 6: Final answer
x = 410,588.65
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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.