Finding the Fourth Proportional to 851,753.84, 1,277,637.24 and 378,312.08
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Solution
The fourth proportional to 851,753.84, 1,277,637.24 and 378,312.08 is: 567,471.00
Step by Step Solution
- Step 1: Write the proportion equation
851,753.84 : 1,277,637.24 = 378,312.08 : x - Step 2: Convert to fraction form
851,753.84/1,277,637.24 = 378,312.08/x - Step 3: Cross multiply
851,753.84x = 1,277,637.24 × 378,312.08 - Step 4: Simplify right side
851,753.84x = 483,345,601,749.86 - Step 5: Solve for x
x = 483,345,601,749.86/851,753.84 - Step 6: Final answer
x = 567,471.00
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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.