Finding the Fourth Proportional to 523,062.60, 719,561.14 and 458,239.88
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Solution
The fourth proportional to 523,062.60, 719,561.14 and 458,239.88 is: 630,386.52
Step by Step Solution
- Step 1: Write the proportion equation
523,062.60 : 719,561.14 = 458,239.88 : x - Step 2: Convert to fraction form
523,062.60/719,561.14 = 458,239.88/x - Step 3: Cross multiply
523,062.60x = 719,561.14 × 458,239.88 - Step 4: Simplify right side
523,062.60x = 329,731,610,446.26 - Step 5: Solve for x
x = 329,731,610,446.26/523,062.60 - Step 6: Final answer
x = 630,386.52
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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.