Finding the Fourth Proportional to 750,595.60, 1,035,564.84 and 428,073.84
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Solution
The fourth proportional to 750,595.60, 1,035,564.84 and 428,073.84 is: 590,595.28
Step by Step Solution
- Step 1: Write the proportion equation
750,595.60 : 1,035,564.84 = 428,073.84 : x - Step 2: Convert to fraction form
750,595.60/1,035,564.84 = 428,073.84/x - Step 3: Cross multiply
750,595.60x = 1,035,564.84 × 428,073.84 - Step 4: Simplify right side
750,595.60x = 443,298,217,627.79 - Step 5: Solve for x
x = 443,298,217,627.79/750,595.60 - Step 6: Final answer
x = 590,595.28
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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.