Finding the Fourth Proportional to 532,858.21, 735,670.19 and 346,766.98
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Solution
The fourth proportional to 532,858.21, 735,670.19 and 346,766.98 is: 478,750.50
Step by Step Solution
- Step 1: Write the proportion equation
532,858.21 : 735,670.19 = 346,766.98 : x - Step 2: Convert to fraction form
532,858.21/735,670.19 = 346,766.98/x - Step 3: Cross multiply
532,858.21x = 735,670.19 × 346,766.98 - Step 4: Simplify right side
532,858.21x = 255,106,130,062.33 - Step 5: Solve for x
x = 255,106,130,062.33/532,858.21 - Step 6: Final answer
x = 478,750.50
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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.