Finding the Fourth Proportional to 1,117,298.48, 1,675,963.18 and 318,579.94
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Solution
The fourth proportional to 1,117,298.48, 1,675,963.18 and 318,579.94 is: 477,874.31
Step by Step Solution
- Step 1: Write the proportion equation
1,117,298.48 : 1,675,963.18 = 318,579.94 : x - Step 2: Convert to fraction form
1,117,298.48/1,675,963.18 = 318,579.94/x - Step 3: Cross multiply
1,117,298.48x = 1,675,963.18 × 318,579.94 - Step 4: Simplify right side
1,117,298.48x = 533,928,241,496.49 - Step 5: Solve for x
x = 533,928,241,496.49/1,117,298.48 - Step 6: Final answer
x = 477,874.31
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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.