Finding the Fourth Proportional to 936,495.98, 1,292,367.86 and 506,776.07
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Solution
The fourth proportional to 936,495.98, 1,292,367.86 and 506,776.07 is: 699,352.81
Step by Step Solution
- Step 1: Write the proportion equation
936,495.98 : 1,292,367.86 = 506,776.07 : x - Step 2: Convert to fraction form
936,495.98/1,292,367.86 = 506,776.07/x - Step 3: Cross multiply
936,495.98x = 1,292,367.86 × 506,776.07 - Step 4: Simplify right side
936,495.98x = 654,941,096,089.39 - Step 5: Solve for x
x = 654,941,096,089.39/936,495.98 - Step 6: Final answer
x = 699,352.81
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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.