Finding the Fourth Proportional to 470,044.42, 705,328.63 and 253,898.75
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Solution
The fourth proportional to 470,044.42, 705,328.63 and 253,898.75 is: 380,989.65
Step by Step Solution
- Step 1: Write the proportion equation
470,044.42 : 705,328.63 = 253,898.75 : x - Step 2: Convert to fraction form
470,044.42/705,328.63 = 253,898.75/x - Step 3: Cross multiply
470,044.42x = 705,328.63 × 253,898.75 - Step 4: Simplify right side
470,044.42x = 179,082,058,624.79 - Step 5: Solve for x
x = 179,082,058,624.79/470,044.42 - Step 6: Final answer
x = 380,989.65
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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.