Finding the Fourth Proportional to 709,440.08, 1,064,335.08 and 210,804.08
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Solution
The fourth proportional to 709,440.08, 1,064,335.08 and 210,804.08 is: 316,258.11
Step by Step Solution
- Step 1: Write the proportion equation
709,440.08 : 1,064,335.08 = 210,804.08 : x - Step 2: Convert to fraction form
709,440.08/1,064,335.08 = 210,804.08/x - Step 3: Cross multiply
709,440.08x = 1,064,335.08 × 210,804.08 - Step 4: Simplify right side
709,440.08x = 224,366,177,351.13 - Step 5: Solve for x
x = 224,366,177,351.13/709,440.08 - Step 6: Final answer
x = 316,258.11
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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.