Finding the Fourth Proportional to 630,758.99, 946,556.35 and 346,647.96
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Solution
The fourth proportional to 630,758.99, 946,556.35 and 346,647.96 is: 520,201.59
Step by Step Solution
- Step 1: Write the proportion equation
630,758.99 : 946,556.35 = 346,647.96 : x - Step 2: Convert to fraction form
630,758.99/946,556.35 = 346,647.96/x - Step 3: Cross multiply
630,758.99x = 946,556.35 × 346,647.96 - Step 4: Simplify right side
630,758.99x = 328,121,827,752.55 - Step 5: Solve for x
x = 328,121,827,752.55/630,758.99 - Step 6: Final answer
x = 520,201.59
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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.