Finding the Fourth Proportional to 888,455.68, 1,332,661.38 and 415,670.02
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Solution
The fourth proportional to 888,455.68, 1,332,661.38 and 415,670.02 is: 623,494.67
Step by Step Solution
- Step 1: Write the proportion equation
888,455.68 : 1,332,661.38 = 415,670.02 : x - Step 2: Convert to fraction form
888,455.68/1,332,661.38 = 415,670.02/x - Step 3: Cross multiply
888,455.68x = 1,332,661.38 × 415,670.02 - Step 4: Simplify right side
888,455.68x = 553,947,382,477.83 - Step 5: Solve for x
x = 553,947,382,477.83/888,455.68 - Step 6: Final answer
x = 623,494.67
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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.