Finding the Fourth Proportional to 752,005.19, 1,037,762.87 and 407,837.67
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Solution
The fourth proportional to 752,005.19, 1,037,762.87 and 407,837.67 is: 562,813.66
Step by Step Solution
- Step 1: Write the proportion equation
752,005.19 : 1,037,762.87 = 407,837.67 : x - Step 2: Convert to fraction form
752,005.19/1,037,762.87 = 407,837.67/x - Step 3: Cross multiply
752,005.19x = 1,037,762.87 × 407,837.67 - Step 4: Simplify right side
752,005.19x = 423,238,788,874.13 - Step 5: Solve for x
x = 423,238,788,874.13/752,005.19 - Step 6: Final answer
x = 562,813.66
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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.