Finding the Fourth Proportional to 754,870.84, 1,041,750.42 and 432,643.12
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Solution
The fourth proportional to 754,870.84, 1,041,750.42 and 432,643.12 is: 597,063.93
Step by Step Solution
- Step 1: Write the proportion equation
754,870.84 : 1,041,750.42 = 432,643.12 : x - Step 2: Convert to fraction form
754,870.84/1,041,750.42 = 432,643.12/x - Step 3: Cross multiply
754,870.84x = 1,041,750.42 × 432,643.12 - Step 4: Simplify right side
754,870.84x = 450,706,153,603.17 - Step 5: Solve for x
x = 450,706,153,603.17/754,870.84 - Step 6: Final answer
x = 597,063.93
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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.