Finding the Fourth Proportional to 632,400.36, 948,602.16 and 258,423.36
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Solution
The fourth proportional to 632,400.36, 948,602.16 and 258,423.36 is: 387,635.70
Step by Step Solution
- Step 1: Write the proportion equation
632,400.36 : 948,602.16 = 258,423.36 : x - Step 2: Convert to fraction form
632,400.36/948,602.16 = 258,423.36/x - Step 3: Cross multiply
632,400.36x = 948,602.16 × 258,423.36 - Step 4: Simplify right side
632,400.36x = 245,140,957,490.46 - Step 5: Solve for x
x = 245,140,957,490.46/632,400.36 - Step 6: Final answer
x = 387,635.70
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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.