Finding the Fourth Proportional to 688,862.00, 1,033,312.44 and 190,226.00
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Solution
The fourth proportional to 688,862.00, 1,033,312.44 and 190,226.00 is: 285,344.37
Step by Step Solution
- Step 1: Write the proportion equation
688,862.00 : 1,033,312.44 = 190,226.00 : x - Step 2: Convert to fraction form
688,862.00/1,033,312.44 = 190,226.00/x - Step 3: Cross multiply
688,862.00x = 1,033,312.44 × 190,226.00 - Step 4: Simplify right side
688,862.00x = 196,562,895,508.07 - Step 5: Solve for x
x = 196,562,895,508.07/688,862.00 - Step 6: Final answer
x = 285,344.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.