Finding the Fourth Proportional to 1,177,952.30, 1,766,717.95 and 313,391.90
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Solution
The fourth proportional to 1,177,952.30, 1,766,717.95 and 313,391.90 is: 470,031.85
Step by Step Solution
- Step 1: Write the proportion equation
1,177,952.30 : 1,766,717.95 = 313,391.90 : x - Step 2: Convert to fraction form
1,177,952.30/1,766,717.95 = 313,391.90/x - Step 3: Cross multiply
1,177,952.30x = 1,766,717.95 × 313,391.90 - Step 4: Simplify right side
1,177,952.30x = 553,675,099,335.53 - Step 5: Solve for x
x = 553,675,099,335.53/1,177,952.30 - Step 6: Final answer
x = 470,031.85
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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.