Finding the Fourth Proportional to 529,805.08, 730,952.08 and 300,337.76
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Solution
The fourth proportional to 529,805.08, 730,952.08 and 300,337.76 is: 414,364.68
Step by Step Solution
- Step 1: Write the proportion equation
529,805.08 : 730,952.08 = 300,337.76 : x - Step 2: Convert to fraction form
529,805.08/730,952.08 = 300,337.76/x - Step 3: Cross multiply
529,805.08x = 730,952.08 × 300,337.76 - Step 4: Simplify right side
529,805.08x = 219,532,510,374.54 - Step 5: Solve for x
x = 219,532,510,374.54/529,805.08 - Step 6: Final answer
x = 414,364.68
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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.