Finding the Fourth Proportional to 929,652.74, 1,395,068.86 and 397,177.78
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Solution
The fourth proportional to 929,652.74, 1,395,068.86 and 397,177.78 is: 596,018.63
Step by Step Solution
- Step 1: Write the proportion equation
929,652.74 : 1,395,068.86 = 397,177.78 : x - Step 2: Convert to fraction form
929,652.74/1,395,068.86 = 397,177.78/x - Step 3: Cross multiply
929,652.74x = 1,395,068.86 × 397,177.78 - Step 4: Simplify right side
929,652.74x = 554,090,352,761.93 - Step 5: Solve for x
x = 554,090,352,761.93/929,652.74 - Step 6: Final answer
x = 596,018.63
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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.