Finding the Fourth Proportional to 284,328,000.05, 426,492,000.08 and 238,411,497.65
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Solution
The fourth proportional to 284,328,000.05, 426,492,000.08 and 238,411,497.65 is: 357,617,246.48
Step by Step Solution
- Step 1: Write the proportion equation
284,328,000.05 : 426,492,000.08 = 238,411,497.65 : x - Step 2: Convert to fraction form
284,328,000.05/426,492,000.08 = 238,411,497.65/x - Step 3: Cross multiply
284,328,000.05x = 426,492,000.08 × 238,411,497.65 - Step 4: Simplify right side
284,328,000.05x = 101,680,596,473,624,656 - Step 5: Solve for x
x = 101,680,596,473,624,656/284,328,000.05 - Step 6: Final answer
x = 357,617,246.48
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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.