Finding the Fourth Proportional to 532,652.79, 735,056.47 and 290,935.53
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Solution
The fourth proportional to 532,652.79, 735,056.47 and 290,935.53 is: 401,488.64
Step by Step Solution
- Step 1: Write the proportion equation
532,652.79 : 735,056.47 = 290,935.53 : x - Step 2: Convert to fraction form
532,652.79/735,056.47 = 290,935.53/x - Step 3: Cross multiply
532,652.79x = 735,056.47 × 290,935.53 - Step 4: Simplify right side
532,652.79x = 213,854,042,952.04 - Step 5: Solve for x
x = 213,854,042,952.04/532,652.79 - Step 6: Final answer
x = 401,488.64
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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.