Finding the Fourth Proportional to 536,669.70, 740,674.44 and 346,237.08
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Solution
The fourth proportional to 536,669.70, 740,674.44 and 346,237.08 is: 477,852.50
Step by Step Solution
- Step 1: Write the proportion equation
536,669.70 : 740,674.44 = 346,237.08 : x - Step 2: Convert to fraction form
536,669.70/740,674.44 = 346,237.08/x - Step 3: Cross multiply
536,669.70x = 740,674.44 × 346,237.08 - Step 4: Simplify right side
536,669.70x = 256,448,955,336.24 - Step 5: Solve for x
x = 256,448,955,336.24/536,669.70 - Step 6: Final answer
x = 477,852.50
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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.