Finding the Fourth Proportional to 425,029.28, 637,395.08 and 125,430.53
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Solution
The fourth proportional to 425,029.28, 637,395.08 and 125,430.53 is: 188,101.86
Step by Step Solution
- Step 1: Write the proportion equation
425,029.28 : 637,395.08 = 125,430.53 : x - Step 2: Convert to fraction form
425,029.28/637,395.08 = 125,430.53/x - Step 3: Cross multiply
425,029.28x = 637,395.08 × 125,430.53 - Step 4: Simplify right side
425,029.28x = 79,948,798,889.66 - Step 5: Solve for x
x = 79,948,798,889.66/425,029.28 - Step 6: Final answer
x = 188,101.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.