Finding the Fourth Proportional to 581,021.18, 871,581.98 and 160,297.06
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Solution
The fourth proportional to 581,021.18, 871,581.98 and 160,297.06 is: 240,459.44
Step by Step Solution
- Step 1: Write the proportion equation
581,021.18 : 871,581.98 = 160,297.06 : x - Step 2: Convert to fraction form
581,021.18/871,581.98 = 160,297.06/x - Step 3: Cross multiply
581,021.18x = 871,581.98 × 160,297.06 - Step 4: Simplify right side
581,021.18x = 139,712,028,942.98 - Step 5: Solve for x
x = 139,712,028,942.98/581,021.18 - Step 6: Final answer
x = 240,459.44
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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.