Finding the Fourth Proportional to 832,454.20, 1,148,786.79 and 450,480.98
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Solution
The fourth proportional to 832,454.20, 1,148,786.79 and 450,480.98 is: 621,663.75
Step by Step Solution
- Step 1: Write the proportion equation
832,454.20 : 1,148,786.79 = 450,480.98 : x - Step 2: Convert to fraction form
832,454.20/1,148,786.79 = 450,480.98/x - Step 3: Cross multiply
832,454.20x = 1,148,786.79 × 450,480.98 - Step 4: Simplify right side
832,454.20x = 517,506,593,690.99 - Step 5: Solve for x
x = 517,506,593,690.99/832,454.20 - Step 6: Final answer
x = 621,663.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.