Finding the Fourth Proportional to 566,188.03, 781,325.12 and 308,053.99
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Solution
The fourth proportional to 566,188.03, 781,325.12 and 308,053.99 is: 425,106.69
Step by Step Solution
- Step 1: Write the proportion equation
566,188.03 : 781,325.12 = 308,053.99 : x - Step 2: Convert to fraction form
566,188.03/781,325.12 = 308,053.99/x - Step 3: Cross multiply
566,188.03x = 781,325.12 × 308,053.99 - Step 4: Simplify right side
566,188.03x = 240,690,315,256.33 - Step 5: Solve for x
x = 240,690,315,256.33/566,188.03 - Step 6: Final answer
x = 425,106.69
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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.