Finding the Fourth Proportional to 742,370.20, 1,113,467.84 and 584,643.76
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Solution
The fourth proportional to 742,370.20, 1,113,467.84 and 584,643.76 is: 876,896.76
Step by Step Solution
- Step 1: Write the proportion equation
742,370.20 : 1,113,467.84 = 584,643.76 : x - Step 2: Convert to fraction form
742,370.20/1,113,467.84 = 584,643.76/x - Step 3: Cross multiply
742,370.20x = 1,113,467.84 × 584,643.76 - Step 4: Simplify right side
742,370.20x = 650,982,024,616.68 - Step 5: Solve for x
x = 650,982,024,616.68/742,370.20 - Step 6: Final answer
x = 876,896.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.