Finding the Fourth Proportional to 453,068.75, 625,250.93 and 249,135.18
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Solution
The fourth proportional to 453,068.75, 625,250.93 and 249,135.18 is: 343,815.38
Step by Step Solution
- Step 1: Write the proportion equation
453,068.75 : 625,250.93 = 249,135.18 : x - Step 2: Convert to fraction form
453,068.75/625,250.93 = 249,135.18/x - Step 3: Cross multiply
453,068.75x = 625,250.93 × 249,135.18 - Step 4: Simplify right side
453,068.75x = 155,772,002,990.72 - Step 5: Solve for x
x = 155,772,002,990.72/453,068.75 - Step 6: Final answer
x = 343,815.38
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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.