Finding the Fourth Proportional to 458,320.37, 632,488.99 and 251,605.74
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Solution
The fourth proportional to 458,320.37, 632,488.99 and 251,605.74 is: 347,219.70
Step by Step Solution
- Step 1: Write the proportion equation
458,320.37 : 632,488.99 = 251,605.74 : x - Step 2: Convert to fraction form
458,320.37/632,488.99 = 251,605.74/x - Step 3: Cross multiply
458,320.37x = 632,488.99 × 251,605.74 - Step 4: Simplify right side
458,320.37x = 159,137,860,370.80 - Step 5: Solve for x
x = 159,137,860,370.80/458,320.37 - Step 6: Final answer
x = 347,219.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.