Finding the Fourth Proportional to 507,927.60, 761,897.88 and 350,113.68
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Solution
The fourth proportional to 507,927.60, 761,897.88 and 350,113.68 is: 525,174.99
Step by Step Solution
- Step 1: Write the proportion equation
507,927.60 : 761,897.88 = 350,113.68 : x - Step 2: Convert to fraction form
507,927.60/761,897.88 = 350,113.68/x - Step 3: Cross multiply
507,927.60x = 761,897.88 × 350,113.68 - Step 4: Simplify right side
507,927.60x = 266,750,870,551.00 - Step 5: Solve for x
x = 266,750,870,551.00/507,927.60 - Step 6: Final answer
x = 525,174.99
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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.