Finding the Fourth Proportional to 358,879.02, 495,259.44 and 197,733.02
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Solution
The fourth proportional to 358,879.02, 495,259.44 and 197,733.02 is: 272,875.09
Step by Step Solution
- Step 1: Write the proportion equation
358,879.02 : 495,259.44 = 197,733.02 : x - Step 2: Convert to fraction form
358,879.02/495,259.44 = 197,733.02/x - Step 3: Cross multiply
358,879.02x = 495,259.44 × 197,733.02 - Step 4: Simplify right side
358,879.02x = 97,929,144,754.71 - Step 5: Solve for x
x = 97,929,144,754.71/358,879.02 - Step 6: Final answer
x = 272,875.09
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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.