Finding the Fourth Proportional to 474,599.60, 654,947.70 and 259,739.54
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Solution
The fourth proportional to 474,599.60, 654,947.70 and 259,739.54 is: 358,440.70
Step by Step Solution
- Step 1: Write the proportion equation
474,599.60 : 654,947.70 = 259,739.54 : x - Step 2: Convert to fraction form
474,599.60/654,947.70 = 259,739.54/x - Step 3: Cross multiply
474,599.60x = 654,947.70 × 259,739.54 - Step 4: Simplify right side
474,599.60x = 170,115,814,322.06 - Step 5: Solve for x
x = 170,115,814,322.06/474,599.60 - Step 6: Final answer
x = 358,440.70
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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.