Finding the Fourth Proportional to 817,488.24, 1,224,460.08 and 395,880
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Solution
The fourth proportional to 817,488.24, 1,224,460.08 and 395,880 is: 592,961.75
Step by Step Solution
- Step 1: Write the proportion equation
817,488.24 : 1,224,460.08 = 395,880 : x - Step 2: Convert to fraction form
817,488.24/1,224,460.08 = 395,880/x - Step 3: Cross multiply
817,488.24x = 1,224,460.08 × 395,880 - Step 4: Simplify right side
817,488.24x = 484,739,256,470.40 - Step 5: Solve for x
x = 484,739,256,470.40/817,488.24 - Step 6: Final answer
x = 592,961.75
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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.