Finding the Fourth Proportional to 936,909.04, 1,292,932.98 and 507,189.06
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Solution
The fourth proportional to 936,909.04, 1,292,932.98 and 507,189.06 is: 699,920.09
Step by Step Solution
- Step 1: Write the proportion equation
936,909.04 : 1,292,932.98 = 507,189.06 : x - Step 2: Convert to fraction form
936,909.04/1,292,932.98 = 507,189.06/x - Step 3: Cross multiply
936,909.04x = 1,292,932.98 × 507,189.06 - Step 4: Simplify right side
936,909.04x = 655,761,462,769.20 - Step 5: Solve for x
x = 655,761,462,769.20/936,909.04 - Step 6: Final answer
x = 699,920.09
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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.