Finding the Fourth Proportional to 346,801.19, 520,201.78 and 97,483.19
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Solution
The fourth proportional to 346,801.19, 520,201.78 and 97,483.19 is: 146,224.78
Step by Step Solution
- Step 1: Write the proportion equation
346,801.19 : 520,201.78 = 97,483.19 : x - Step 2: Convert to fraction form
346,801.19/520,201.78 = 97,483.19/x - Step 3: Cross multiply
346,801.19x = 520,201.78 × 97,483.19 - Step 4: Simplify right side
346,801.19x = 50,710,928,958.08 - Step 5: Solve for x
x = 50,710,928,958.08/346,801.19 - Step 6: Final answer
x = 146,224.78
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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.