Finding the Fourth Proportional to 645,244.99, 967,301.58 and 245,619.95
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Solution
The fourth proportional to 645,244.99, 967,301.58 and 245,619.95 is: 368,214.50
Step by Step Solution
- Step 1: Write the proportion equation
645,244.99 : 967,301.58 = 245,619.95 : x - Step 2: Convert to fraction form
645,244.99/967,301.58 = 245,619.95/x - Step 3: Cross multiply
645,244.99x = 967,301.58 × 245,619.95 - Step 4: Simplify right side
645,244.99x = 237,588,560,417.48 - Step 5: Solve for x
x = 237,588,560,417.48/645,244.99 - Step 6: Final answer
x = 368,214.50
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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.