Finding the Fourth Proportional to 651,622.02, 899,238.36 and 396,973.02
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Solution
The fourth proportional to 651,622.02, 899,238.36 and 396,973.02 is: 547,822.75
Step by Step Solution
- Step 1: Write the proportion equation
651,622.02 : 899,238.36 = 396,973.02 : x - Step 2: Convert to fraction form
651,622.02/899,238.36 = 396,973.02/x - Step 3: Cross multiply
651,622.02x = 899,238.36 × 396,973.02 - Step 4: Simplify right side
651,622.02x = 356,973,367,469.05 - Step 5: Solve for x
x = 356,973,367,469.05/651,622.02 - Step 6: Final answer
x = 547,822.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.