Finding the Fourth Proportional to 338,605.81, 507,950.68 and 110,823.18
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Solution
The fourth proportional to 338,605.81, 507,950.68 and 110,823.18 is: 166,248.50
Step by Step Solution
- Step 1: Write the proportion equation
338,605.81 : 507,950.68 = 110,823.18 : x - Step 2: Convert to fraction form
338,605.81/507,950.68 = 110,823.18/x - Step 3: Cross multiply
338,605.81x = 507,950.68 × 110,823.18 - Step 4: Simplify right side
338,605.81x = 56,292,709,640.76 - Step 5: Solve for x
x = 56,292,709,640.76/338,605.81 - Step 6: Final answer
x = 166,248.50
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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.