Finding the Fourth Proportional to 453,354.17, 625,620.05 and 249,393.18
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Solution
The fourth proportional to 453,354.17, 625,620.05 and 249,393.18 is: 344,157.80
Step by Step Solution
- Step 1: Write the proportion equation
453,354.17 : 625,620.05 = 249,393.18 : x - Step 2: Convert to fraction form
453,354.17/625,620.05 = 249,393.18/x - Step 3: Cross multiply
453,354.17x = 625,620.05 × 249,393.18 - Step 4: Simplify right side
453,354.17x = 156,025,373,659.32 - Step 5: Solve for x
x = 156,025,373,659.32/453,354.17 - Step 6: Final answer
x = 344,157.80
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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.