Finding the Fourth Proportional to 454,135.68, 681,203.52 and 173,681.28
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Solution
The fourth proportional to 454,135.68, 681,203.52 and 173,681.28 is: 260,521.92
Step by Step Solution
- Step 1: Write the proportion equation
454,135.68 : 681,203.52 = 173,681.28 : x - Step 2: Convert to fraction form
454,135.68/681,203.52 = 173,681.28/x - Step 3: Cross multiply
454,135.68x = 681,203.52 × 173,681.28 - Step 4: Simplify right side
454,135.68x = 118,312,299,294.11 - Step 5: Solve for x
x = 118,312,299,294.11/454,135.68 - Step 6: Final answer
x = 260,521.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.