Finding the Fourth Proportional to 735,757.60, 1,104,055.56 and 286,420.18
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Solution
The fourth proportional to 735,757.60, 1,104,055.56 and 286,420.18 is: 429,793.44
Step by Step Solution
- Step 1: Write the proportion equation
735,757.60 : 1,104,055.56 = 286,420.18 : x - Step 2: Convert to fraction form
735,757.60/1,104,055.56 = 286,420.18/x - Step 3: Cross multiply
735,757.60x = 1,104,055.56 × 286,420.18 - Step 4: Simplify right side
735,757.60x = 316,223,792,225.20 - Step 5: Solve for x
x = 316,223,792,225.20/735,757.60 - Step 6: Final answer
x = 429,793.44
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1.5x scale
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.