Finding the Fourth Proportional to 599,714.16, 899,718.88 and 422,567.12
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Solution
The fourth proportional to 599,714.16, 899,718.88 and 422,567.12 is: 633,954.71
Step by Step Solution
- Step 1: Write the proportion equation
599,714.16 : 899,718.88 = 422,567.12 : x - Step 2: Convert to fraction form
599,714.16/899,718.88 = 422,567.12/x - Step 3: Cross multiply
599,714.16x = 899,718.88 × 422,567.12 - Step 4: Simplify right side
599,714.16x = 380,191,615,931.23 - Step 5: Solve for x
x = 380,191,615,931.23/599,714.16 - Step 6: Final answer
x = 633,954.71
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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.