Finding the Fourth Proportional to 709,490.08, 1,064,410.08 and 210,854.08
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Solution
The fourth proportional to 709,490.08, 1,064,410.08 and 210,854.08 is: 316,333.12
Step by Step Solution
- Step 1: Write the proportion equation
709,490.08 : 1,064,410.08 = 210,854.08 : x - Step 2: Convert to fraction form
709,490.08/1,064,410.08 = 210,854.08/x - Step 3: Cross multiply
709,490.08x = 1,064,410.08 × 210,854.08 - Step 4: Simplify right side
709,490.08x = 224,435,208,161.13 - Step 5: Solve for x
x = 224,435,208,161.13/709,490.08 - Step 6: Final answer
x = 316,333.12
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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.