Finding the Fourth Proportional to 579,804.36, 869,913.71 and 352,562.31
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Solution
The fourth proportional to 579,804.36, 869,913.71 and 352,562.31 is: 528,969.44
Step by Step Solution
- Step 1: Write the proportion equation
579,804.36 : 869,913.71 = 352,562.31 : x - Step 2: Convert to fraction form
579,804.36/869,913.71 = 352,562.31/x - Step 3: Cross multiply
579,804.36x = 869,913.71 × 352,562.31 - Step 4: Simplify right side
579,804.36x = 306,698,785,335.46 - Step 5: Solve for x
x = 306,698,785,335.46/579,804.36 - Step 6: Final answer
x = 528,969.44
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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.