Finding the Fourth Proportional to 435,660.48, 653,374.08 and 120,134.70
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Solution
The fourth proportional to 435,660.48, 653,374.08 and 120,134.70 is: 180,169.89
Step by Step Solution
- Step 1: Write the proportion equation
435,660.48 : 653,374.08 = 120,134.70 : x - Step 2: Convert to fraction form
435,660.48/653,374.08 = 120,134.70/x - Step 3: Cross multiply
435,660.48x = 653,374.08 × 120,134.70 - Step 4: Simplify right side
435,660.48x = 78,492,899,088.58 - Step 5: Solve for x
x = 78,492,899,088.58/435,660.48 - Step 6: Final answer
x = 180,169.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.