Finding the Fourth Proportional to 577,139.24, 865,801.91 and 177,779.63
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Solution
The fourth proportional to 577,139.24, 865,801.91 and 177,779.63 is: 266,698.11
Step by Step Solution
- Step 1: Write the proportion equation
577,139.24 : 865,801.91 = 177,779.63 : x - Step 2: Convert to fraction form
577,139.24/865,801.91 = 177,779.63/x - Step 3: Cross multiply
577,139.24x = 865,801.91 × 177,779.63 - Step 4: Simplify right side
577,139.24x = 153,921,943,213.09 - Step 5: Solve for x
x = 153,921,943,213.09/577,139.24 - Step 6: Final answer
x = 266,698.11
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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.