Finding the Fourth Proportional to 624,135.60, 936,203.40 and 599,641.20
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Solution
The fourth proportional to 624,135.60, 936,203.40 and 599,641.20 is: 899,461.80
Step by Step Solution
- Step 1: Write the proportion equation
624,135.60 : 936,203.40 = 599,641.20 : x - Step 2: Convert to fraction form
624,135.60/936,203.40 = 599,641.20/x - Step 3: Cross multiply
624,135.60x = 936,203.40 × 599,641.20 - Step 4: Simplify right side
624,135.60x = 561,386,130,220.08 - Step 5: Solve for x
x = 561,386,130,220.08/624,135.60 - Step 6: Final answer
x = 899,461.80
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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.