Finding the Fourth Proportional to 507,925.60, 761,894.88 and 350,111.68
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Solution
The fourth proportional to 507,925.60, 761,894.88 and 350,111.68 is: 525,171.99
Step by Step Solution
- Step 1: Write the proportion equation
507,925.60 : 761,894.88 = 350,111.68 : x - Step 2: Convert to fraction form
507,925.60/761,894.88 = 350,111.68/x - Step 3: Cross multiply
507,925.60x = 761,894.88 × 350,111.68 - Step 4: Simplify right side
507,925.60x = 266,748,296,420.20 - Step 5: Solve for x
x = 266,748,296,420.20/507,925.60 - Step 6: Final answer
x = 525,171.99
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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.