Finding the Fourth Proportional to 315,658.26, 473,491.71 and 176,303.70
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Solution
The fourth proportional to 315,658.26, 473,491.71 and 176,303.70 is: 264,457.96
Step by Step Solution
- Step 1: Write the proportion equation
315,658.26 : 473,491.71 = 176,303.70 : x - Step 2: Convert to fraction form
315,658.26/473,491.71 = 176,303.70/x - Step 3: Cross multiply
315,658.26x = 473,491.71 × 176,303.70 - Step 4: Simplify right side
315,658.26x = 83,478,340,392.33 - Step 5: Solve for x
x = 83,478,340,392.33/315,658.26 - Step 6: Final answer
x = 264,457.96
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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.