Finding the Fourth Proportional to 790,395.30, 1,185,595.99 and 191,355.55
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Solution
The fourth proportional to 790,395.30, 1,185,595.99 and 191,355.55 is: 287,034.06
Step by Step Solution
- Step 1: Write the proportion equation
790,395.30 : 1,185,595.99 = 191,355.55 : x - Step 2: Convert to fraction form
790,395.30/1,185,595.99 = 191,355.55/x - Step 3: Cross multiply
790,395.30x = 1,185,595.99 × 191,355.55 - Step 4: Simplify right side
790,395.30x = 226,870,369,301.87 - Step 5: Solve for x
x = 226,870,369,301.87/790,395.30 - Step 6: Final answer
x = 287,034.06
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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.