Finding the Fourth Proportional to 881,634.48, 1,216,788.58 and 537,669.96
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Solution
The fourth proportional to 881,634.48, 1,216,788.58 and 537,669.96 is: 742,065.65
Step by Step Solution
- Step 1: Write the proportion equation
881,634.48 : 1,216,788.58 = 537,669.96 : x - Step 2: Convert to fraction form
881,634.48/1,216,788.58 = 537,669.96/x - Step 3: Cross multiply
881,634.48x = 1,216,788.58 × 537,669.96 - Step 4: Simplify right side
881,634.48x = 654,230,667,137.06 - Step 5: Solve for x
x = 654,230,667,137.06/881,634.48 - Step 6: Final answer
x = 742,065.65
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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.