Finding the Fourth Proportional to 500,719.03, 747,436.18 and 463,714.99
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Solution
The fourth proportional to 500,719.03, 747,436.18 and 463,714.99 is: 692,199.30
Step by Step Solution
- Step 1: Write the proportion equation
500,719.03 : 747,436.18 = 463,714.99 : x - Step 2: Convert to fraction form
500,719.03/747,436.18 = 463,714.99/x - Step 3: Cross multiply
500,719.03x = 747,436.18 × 463,714.99 - Step 4: Simplify right side
500,719.03x = 346,597,360,734.34 - Step 5: Solve for x
x = 346,597,360,734.34/500,719.03 - Step 6: Final answer
x = 692,199.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.