Finding the Fourth Proportional to 545,106.57, 817,795.92 and 190,125.69
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Solution
The fourth proportional to 545,106.57, 817,795.92 and 190,125.69 is: 285,235.99
Step by Step Solution
- Step 1: Write the proportion equation
545,106.57 : 817,795.92 = 190,125.69 : x - Step 2: Convert to fraction form
545,106.57/817,795.92 = 190,125.69/x - Step 3: Cross multiply
545,106.57x = 817,795.92 × 190,125.69 - Step 4: Simplify right side
545,106.57x = 155,484,013,569.19 - Step 5: Solve for x
x = 155,484,013,569.19/545,106.57 - Step 6: Final answer
x = 285,235.99
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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.