Finding the Fourth Proportional to 752,444.84, 1,038,386.58 and 412,944.68
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Solution
The fourth proportional to 752,444.84, 1,038,386.58 and 412,944.68 is: 569,870.63
Step by Step Solution
- Step 1: Write the proportion equation
752,444.84 : 1,038,386.58 = 412,944.68 : x - Step 2: Convert to fraction form
752,444.84/1,038,386.58 = 412,944.68/x - Step 3: Cross multiply
752,444.84x = 1,038,386.58 × 412,944.68 - Step 4: Simplify right side
752,444.84x = 428,796,213,994.39 - Step 5: Solve for x
x = 428,796,213,994.39/752,444.84 - Step 6: Final answer
x = 569,870.63
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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.