Finding the Fourth Proportional to 754,417.94, 1,041,075.99 and 414,886.19
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Solution
The fourth proportional to 754,417.94, 1,041,075.99 and 414,886.19 is: 572,531.52
Step by Step Solution
- Step 1: Write the proportion equation
754,417.94 : 1,041,075.99 = 414,886.19 : x - Step 2: Convert to fraction form
754,417.94/1,041,075.99 = 414,886.19/x - Step 3: Cross multiply
754,417.94x = 1,041,075.99 × 414,886.19 - Step 4: Simplify right side
754,417.94x = 431,928,045,786.20 - Step 5: Solve for x
x = 431,928,045,786.20/754,417.94 - Step 6: Final answer
x = 572,531.52
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1.5x scale
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.