Finding the Fourth Proportional to 430,130.58, 593,613.45 and 258,054.99
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Solution
The fourth proportional to 430,130.58, 593,613.45 and 258,054.99 is: 356,135.83
Step by Step Solution
- Step 1: Write the proportion equation
430,130.58 : 593,613.45 = 258,054.99 : x - Step 2: Convert to fraction form
430,130.58/593,613.45 = 258,054.99/x - Step 3: Cross multiply
430,130.58x = 593,613.45 × 258,054.99 - Step 4: Simplify right side
430,130.58x = 153,184,912,903.62 - Step 5: Solve for x
x = 153,184,912,903.62/430,130.58 - Step 6: Final answer
x = 356,135.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.