Finding the Fourth Proportional to 507,609.18, 761,018.58 and 251,264.88
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Solution
The fourth proportional to 507,609.18, 761,018.58 and 251,264.88 is: 376,701.70
Step by Step Solution
- Step 1: Write the proportion equation
507,609.18 : 761,018.58 = 251,264.88 : x - Step 2: Convert to fraction form
507,609.18/761,018.58 = 251,264.88/x - Step 3: Cross multiply
507,609.18x = 761,018.58 × 251,264.88 - Step 4: Simplify right side
507,609.18x = 191,217,242,181.47 - Step 5: Solve for x
x = 191,217,242,181.47/507,609.18 - Step 6: Final answer
x = 376,701.70
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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.