Finding the Fourth Proportional to 452,787.24, 679,204.11 and 115,830.81
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Solution
The fourth proportional to 452,787.24, 679,204.11 and 115,830.81 is: 173,752.16
Step by Step Solution
- Step 1: Write the proportion equation
452,787.24 : 679,204.11 = 115,830.81 : x - Step 2: Convert to fraction form
452,787.24/679,204.11 = 115,830.81/x - Step 3: Cross multiply
452,787.24x = 679,204.11 × 115,830.81 - Step 4: Simplify right side
452,787.24x = 78,672,762,216.63 - Step 5: Solve for x
x = 78,672,762,216.63/452,787.24 - Step 6: Final answer
x = 173,752.16
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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.