Finding the Fourth Proportional to 612,875.99, 845,423.29 and 367,798.07
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Solution
The fourth proportional to 612,875.99, 845,423.29 and 367,798.07 is: 507,353.95
Step by Step Solution
- Step 1: Write the proportion equation
612,875.99 : 845,423.29 = 367,798.07 : x - Step 2: Convert to fraction form
612,875.99/845,423.29 = 367,798.07/x - Step 3: Cross multiply
612,875.99x = 845,423.29 × 367,798.07 - Step 4: Simplify right side
612,875.99x = 310,945,056,968.36 - Step 5: Solve for x
x = 310,945,056,968.36/612,875.99 - Step 6: Final answer
x = 507,353.95
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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.