Finding the Fourth Proportional to 292,797.42, 439,239.84 and 93,124.32
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Solution
The fourth proportional to 292,797.42, 439,239.84 and 93,124.32 is: 139,700.38
Step by Step Solution
- Step 1: Write the proportion equation
292,797.42 : 439,239.84 = 93,124.32 : x - Step 2: Convert to fraction form
292,797.42/439,239.84 = 93,124.32/x - Step 3: Cross multiply
292,797.42x = 439,239.84 × 93,124.32 - Step 4: Simplify right side
292,797.42x = 40,903,911,416.91 - Step 5: Solve for x
x = 40,903,911,416.91/292,797.42 - Step 6: Final answer
x = 139,700.38
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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.