Finding the Fourth Proportional to 425,258.08, 637,888.02 and 399,276.52
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Solution
The fourth proportional to 425,258.08, 637,888.02 and 399,276.52 is: 598,915.63
Step by Step Solution
- Step 1: Write the proportion equation
425,258.08 : 637,888.02 = 399,276.52 : x - Step 2: Convert to fraction form
425,258.08/637,888.02 = 399,276.52/x - Step 3: Cross multiply
425,258.08x = 637,888.02 × 399,276.52 - Step 4: Simplify right side
425,258.08x = 254,693,708,775.29 - Step 5: Solve for x
x = 254,693,708,775.29/425,258.08 - Step 6: Final answer
x = 598,915.63
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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.