Finding the Fourth Proportional to 545,293.98, 752,015.79 and 341,363.48
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Solution
The fourth proportional to 545,293.98, 752,015.79 and 341,363.48 is: 470,774.91
Step by Step Solution
- Step 1: Write the proportion equation
545,293.98 : 752,015.79 = 341,363.48 : x - Step 2: Convert to fraction form
545,293.98/752,015.79 = 341,363.48/x - Step 3: Cross multiply
545,293.98x = 752,015.79 × 341,363.48 - Step 4: Simplify right side
545,293.98x = 256,710,723,329.27 - Step 5: Solve for x
x = 256,710,723,329.27/545,293.98 - Step 6: Final answer
x = 470,774.91
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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.