Finding the Fourth Proportional to 563,438.57, 845,188.63 and 142,718.09
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Solution
The fourth proportional to 563,438.57, 845,188.63 and 142,718.09 is: 214,084.92
Step by Step Solution
- Step 1: Write the proportion equation
563,438.57 : 845,188.63 = 142,718.09 : x - Step 2: Convert to fraction form
563,438.57/845,188.63 = 142,718.09/x - Step 3: Cross multiply
563,438.57x = 845,188.63 × 142,718.09 - Step 4: Simplify right side
563,438.57x = 120,623,702,380.58 - Step 5: Solve for x
x = 120,623,702,380.58/563,438.57 - Step 6: Final answer
x = 214,084.92
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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.