Finding the Fourth Proportional to 358,320.08, 537,480.12 and 254,393.84
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Solution
The fourth proportional to 358,320.08, 537,480.12 and 254,393.84 is: 381,590.76
Step by Step Solution
- Step 1: Write the proportion equation
358,320.08 : 537,480.12 = 254,393.84 : x - Step 2: Convert to fraction form
358,320.08/537,480.12 = 254,393.84/x - Step 3: Cross multiply
358,320.08x = 537,480.12 × 254,393.84 - Step 4: Simplify right side
358,320.08x = 136,731,631,650.46 - Step 5: Solve for x
x = 136,731,631,650.46/358,320.08 - Step 6: Final answer
x = 381,590.76
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.