Finding the Fourth Proportional to 539,367.53, 744,345.06 and 294,365.70
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Solution
The fourth proportional to 539,367.53, 744,345.06 and 294,365.70 is: 406,234.42
Step by Step Solution
- Step 1: Write the proportion equation
539,367.53 : 744,345.06 = 294,365.70 : x - Step 2: Convert to fraction form
539,367.53/744,345.06 = 294,365.70/x - Step 3: Cross multiply
539,367.53x = 744,345.06 × 294,365.70 - Step 4: Simplify right side
539,367.53x = 219,109,652,389.08 - Step 5: Solve for x
x = 219,109,652,389.08/539,367.53 - Step 6: Final answer
x = 406,234.42
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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.