Finding the Fourth Proportional to 929,986.08, 1,395,408.14 and 424,701.95
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Solution
The fourth proportional to 929,986.08, 1,395,408.14 and 424,701.95 is: 637,248.85
Step by Step Solution
- Step 1: Write the proportion equation
929,986.08 : 1,395,408.14 = 424,701.95 : x - Step 2: Convert to fraction form
929,986.08/1,395,408.14 = 424,701.95/x - Step 3: Cross multiply
929,986.08x = 1,395,408.14 × 424,701.95 - Step 4: Simplify right side
929,986.08x = 592,632,558,103.87 - Step 5: Solve for x
x = 592,632,558,103.87/929,986.08 - Step 6: Final answer
x = 637,248.85
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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.