Finding the Fourth Proportional to 353,048.52, 487,210.24 and 191,903.99
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Solution
The fourth proportional to 353,048.52, 487,210.24 and 191,903.99 is: 264,829.28
Step by Step Solution
- Step 1: Write the proportion equation
353,048.52 : 487,210.24 = 191,903.99 : x - Step 2: Convert to fraction form
353,048.52/487,210.24 = 191,903.99/x - Step 3: Cross multiply
353,048.52x = 487,210.24 × 191,903.99 - Step 4: Simplify right side
353,048.52x = 93,497,586,828.69 - Step 5: Solve for x
x = 93,497,586,828.69/353,048.52 - Step 6: Final answer
x = 264,829.28
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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.