Finding the Fourth Proportional to 654,652.17, 903,346.56 and 368,166.12
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Solution
The fourth proportional to 654,652.17, 903,346.56 and 368,166.12 is: 508,027.95
Step by Step Solution
- Step 1: Write the proportion equation
654,652.17 : 903,346.56 = 368,166.12 : x - Step 2: Convert to fraction form
654,652.17/903,346.56 = 368,166.12/x - Step 3: Cross multiply
654,652.17x = 903,346.56 × 368,166.12 - Step 4: Simplify right side
654,652.17x = 332,581,598,010.55 - Step 5: Solve for x
x = 332,581,598,010.55/654,652.17 - Step 6: Final answer
x = 508,027.95
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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.