Finding the Fourth Proportional to 455,169.98, 628,134.18 and 253,965.98
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Solution
The fourth proportional to 455,169.98, 628,134.18 and 253,965.98 is: 350,472.83
Step by Step Solution
- Step 1: Write the proportion equation
455,169.98 : 628,134.18 = 253,965.98 : x - Step 2: Convert to fraction form
455,169.98/628,134.18 = 253,965.98/x - Step 3: Cross multiply
455,169.98x = 628,134.18 × 253,965.98 - Step 4: Simplify right side
455,169.98x = 159,524,712,595.20 - Step 5: Solve for x
x = 159,524,712,595.20/455,169.98 - Step 6: Final answer
x = 350,472.83
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.