Finding the Fourth Proportional to 609,034.99, 913,547.44 and 476,027.05
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Solution
The fourth proportional to 609,034.99, 913,547.44 and 476,027.05 is: 714,036.63
Step by Step Solution
- Step 1: Write the proportion equation
609,034.99 : 913,547.44 = 476,027.05 : x - Step 2: Convert to fraction form
609,034.99/913,547.44 = 476,027.05/x - Step 3: Cross multiply
609,034.99x = 913,547.44 × 476,027.05 - Step 4: Simplify right side
609,034.99x = 434,873,285,950.38 - Step 5: Solve for x
x = 434,873,285,950.38/609,034.99 - Step 6: Final answer
x = 714,036.63
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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.