Finding the Fourth Proportional to 507,967.08, 700,852.68 and 400,203.06
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Solution
The fourth proportional to 507,967.08, 700,852.68 and 400,203.06 is: 552,168.43
Step by Step Solution
- Step 1: Write the proportion equation
507,967.08 : 700,852.68 = 400,203.06 : x - Step 2: Convert to fraction form
507,967.08/700,852.68 = 400,203.06/x - Step 3: Cross multiply
507,967.08x = 700,852.68 × 400,203.06 - Step 4: Simplify right side
507,967.08x = 280,483,387,145.20 - Step 5: Solve for x
x = 280,483,387,145.20/507,967.08 - Step 6: Final answer
x = 552,168.43
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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.