Finding the Fourth Proportional to 695,295.61, 1,043,243.12 and 375,383.96
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Solution
The fourth proportional to 695,295.61, 1,043,243.12 and 375,383.96 is: 563,237.75
Step by Step Solution
- Step 1: Write the proportion equation
695,295.61 : 1,043,243.12 = 375,383.96 : x - Step 2: Convert to fraction form
695,295.61/1,043,243.12 = 375,383.96/x - Step 3: Cross multiply
695,295.61x = 1,043,243.12 × 375,383.96 - Step 4: Simplify right side
695,295.61x = 391,616,733,628.36 - Step 5: Solve for x
x = 391,616,733,628.36/695,295.61 - Step 6: Final answer
x = 563,237.75
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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.