Finding the Fourth Proportional to 1,011,292.48, 1,517,157.68 and 301,377.68
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Solution
The fourth proportional to 1,011,292.48, 1,517,157.68 and 301,377.68 is: 452,131.77
Step by Step Solution
- Step 1: Write the proportion equation
1,011,292.48 : 1,517,157.68 = 301,377.68 : x - Step 2: Convert to fraction form
1,011,292.48/1,517,157.68 = 301,377.68/x - Step 3: Cross multiply
1,011,292.48x = 1,517,157.68 × 301,377.68 - Step 4: Simplify right side
1,011,292.48x = 457,237,461,792.58 - Step 5: Solve for x
x = 457,237,461,792.58/1,011,292.48 - Step 6: Final answer
x = 452,131.77
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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.