Finding the Fourth Proportional to 458,772.99, 632,851.68 and 426,298.87
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Solution
The fourth proportional to 458,772.99, 632,851.68 and 426,298.87 is: 588,055.45
Step by Step Solution
- Step 1: Write the proportion equation
458,772.99 : 632,851.68 = 426,298.87 : x - Step 2: Convert to fraction form
458,772.99/632,851.68 = 426,298.87/x - Step 3: Cross multiply
458,772.99x = 632,851.68 × 426,298.87 - Step 4: Simplify right side
458,772.99x = 269,783,956,061.60 - Step 5: Solve for x
x = 269,783,956,061.60/458,772.99 - Step 6: Final answer
x = 588,055.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.