Finding the Fourth Proportional to 453,358.87, 680,038.78 and 169,045.08
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Solution
The fourth proportional to 453,358.87, 680,038.78 and 169,045.08 is: 253,567.80
Step by Step Solution
- Step 1: Write the proportion equation
453,358.87 : 680,038.78 = 169,045.08 : x - Step 2: Convert to fraction form
453,358.87/680,038.78 = 169,045.08/x - Step 3: Cross multiply
453,358.87x = 680,038.78 × 169,045.08 - Step 4: Simplify right side
453,358.87x = 114,957,209,968.20 - Step 5: Solve for x
x = 114,957,209,968.20/453,358.87 - Step 6: Final answer
x = 253,567.80
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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.