Finding the Fourth Proportional to 453,671.28, 679,457.16 and 437,924.88
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Solution
The fourth proportional to 453,671.28, 679,457.16 and 437,924.88 is: 655,874.00
Step by Step Solution
- Step 1: Write the proportion equation
453,671.28 : 679,457.16 = 437,924.88 : x - Step 2: Convert to fraction form
453,671.28/679,457.16 = 437,924.88/x - Step 3: Cross multiply
453,671.28x = 679,457.16 × 437,924.88 - Step 4: Simplify right side
453,671.28x = 297,551,195,258.14 - Step 5: Solve for x
x = 297,551,195,258.14/453,671.28 - Step 6: Final answer
x = 655,874.00
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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.