Finding the Fourth Proportional to 507,534.77, 761,226.97 and 307,801.53
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Solution
The fourth proportional to 507,534.77, 761,226.97 and 307,801.53 is: 461,656.70
Step by Step Solution
- Step 1: Write the proportion equation
507,534.77 : 761,226.97 = 307,801.53 : x - Step 2: Convert to fraction form
507,534.77/761,226.97 = 307,801.53/x - Step 3: Cross multiply
507,534.77x = 761,226.97 × 307,801.53 - Step 4: Simplify right side
507,534.77x = 234,306,826,043.26 - Step 5: Solve for x
x = 234,306,826,043.26/507,534.77 - Step 6: Final answer
x = 461,656.70
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1.5x scale
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.