Finding the Fourth Proportional to 907,564.18, 1,361,357.20 and 276,483.46
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Solution
The fourth proportional to 907,564.18, 1,361,357.20 and 276,483.46 is: 414,728.52
Step by Step Solution
- Step 1: Write the proportion equation
907,564.18 : 1,361,357.20 = 276,483.46 : x - Step 2: Convert to fraction form
907,564.18/1,361,357.20 = 276,483.46/x - Step 3: Cross multiply
907,564.18x = 1,361,357.20 × 276,483.46 - Step 4: Simplify right side
907,564.18x = 376,392,748,951.91 - Step 5: Solve for x
x = 376,392,748,951.91/907,564.18 - Step 6: Final answer
x = 414,728.52
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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.