Finding the Fourth Proportional to 328,464.18, 453,246.66 and 242,468.88
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Solution
The fourth proportional to 328,464.18, 453,246.66 and 242,468.88 is: 334,582.02
Step by Step Solution
- Step 1: Write the proportion equation
328,464.18 : 453,246.66 = 242,468.88 : x - Step 2: Convert to fraction form
328,464.18/453,246.66 = 242,468.88/x - Step 3: Cross multiply
328,464.18x = 453,246.66 × 242,468.88 - Step 4: Simplify right side
328,464.18x = 109,898,210,013.94 - Step 5: Solve for x
x = 109,898,210,013.94/328,464.18 - Step 6: Final answer
x = 334,582.02
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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.