Finding the Fourth Proportional to 754,595.68, 1,041,320.08 and 415,063.84
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Solution
The fourth proportional to 754,595.68, 1,041,320.08 and 415,063.84 is: 572,776.02
Step by Step Solution
- Step 1: Write the proportion equation
754,595.68 : 1,041,320.08 = 415,063.84 : x - Step 2: Convert to fraction form
754,595.68/1,041,320.08 = 415,063.84/x - Step 3: Cross multiply
754,595.68x = 1,041,320.08 × 415,063.84 - Step 4: Simplify right side
754,595.68x = 432,214,311,073.91 - Step 5: Solve for x
x = 432,214,311,073.91/754,595.68 - Step 6: Final answer
x = 572,776.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.