Finding the Fourth Proportional to 815,765.59, 1,125,936.58 and 453,314.08
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Solution
The fourth proportional to 815,765.59, 1,125,936.58 and 453,314.08 is: 625,673.49
Step by Step Solution
- Step 1: Write the proportion equation
815,765.59 : 1,125,936.58 = 453,314.08 : x - Step 2: Convert to fraction form
815,765.59/1,125,936.58 = 453,314.08/x - Step 3: Cross multiply
815,765.59x = 1,125,936.58 × 453,314.08 - Step 4: Simplify right side
815,765.59x = 510,402,900,952.92 - Step 5: Solve for x
x = 510,402,900,952.92/815,765.59 - Step 6: Final answer
x = 625,673.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.