Finding the Fourth Proportional to 349,430.13, 524,058.62 and 149,727.87
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Solution
The fourth proportional to 349,430.13, 524,058.62 and 149,727.87 is: 224,554.71
Step by Step Solution
- Step 1: Write the proportion equation
349,430.13 : 524,058.62 = 149,727.87 : x - Step 2: Convert to fraction form
349,430.13/524,058.62 = 149,727.87/x - Step 3: Cross multiply
349,430.13x = 524,058.62 × 149,727.87 - Step 4: Simplify right side
349,430.13x = 78,466,180,927.74 - Step 5: Solve for x
x = 78,466,180,927.74/349,430.13 - Step 6: Final answer
x = 224,554.71
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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.