Finding the Fourth Proportional to 609,707.73, 841,385.28 and 368,000.49
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Solution
The fourth proportional to 609,707.73, 841,385.28 and 368,000.49 is: 507,833.80
Step by Step Solution
- Step 1: Write the proportion equation
609,707.73 : 841,385.28 = 368,000.49 : x - Step 2: Convert to fraction form
609,707.73/841,385.28 = 368,000.49/x - Step 3: Cross multiply
609,707.73x = 841,385.28 × 368,000.49 - Step 4: Simplify right side
609,707.73x = 309,630,195,318.79 - Step 5: Solve for x
x = 309,630,195,318.79/609,707.73 - Step 6: Final answer
x = 507,833.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.