Finding the Fourth Proportional to 266,106.06, 399,335.36 and 146,246.71
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Solution
The fourth proportional to 266,106.06, 399,335.36 and 146,246.71 is: 219,466.94
Step by Step Solution
- Step 1: Write the proportion equation
266,106.06 : 399,335.36 = 146,246.71 : x - Step 2: Convert to fraction form
266,106.06/399,335.36 = 146,246.71/x - Step 3: Cross multiply
266,106.06x = 399,335.36 × 146,246.71 - Step 4: Simplify right side
266,106.06x = 58,401,482,586.67 - Step 5: Solve for x
x = 58,401,482,586.67/266,106.06 - Step 6: Final answer
x = 219,466.94
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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.