Finding the Fourth Proportional to 746,593.80, 1,119,890.70 and 373,345.80
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Solution
The fourth proportional to 746,593.80, 1,119,890.70 and 373,345.80 is: 560,018.70
Step by Step Solution
- Step 1: Write the proportion equation
746,593.80 : 1,119,890.70 = 373,345.80 : x - Step 2: Convert to fraction form
746,593.80/1,119,890.70 = 373,345.80/x - Step 3: Cross multiply
746,593.80x = 1,119,890.70 × 373,345.80 - Step 4: Simplify right side
746,593.80x = 418,106,489,304.06 - Step 5: Solve for x
x = 418,106,489,304.06/746,593.80 - Step 6: Final answer
x = 560,018.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.