Finding the Fourth Proportional to 519,946.30, 780,028.80 and 295,122.70
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Solution
The fourth proportional to 519,946.30, 780,028.80 and 295,122.70 is: 442,746.12
Step by Step Solution
- Step 1: Write the proportion equation
519,946.30 : 780,028.80 = 295,122.70 : x - Step 2: Convert to fraction form
519,946.30/780,028.80 = 295,122.70/x - Step 3: Cross multiply
519,946.30x = 780,028.80 × 295,122.70 - Step 4: Simplify right side
519,946.30x = 230,204,205,533.76 - Step 5: Solve for x
x = 230,204,205,533.76/519,946.30 - Step 6: Final answer
x = 442,746.12
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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.