Finding the Fourth Proportional to 943,332.14, 1,301,656.81 and 529,853.05
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Solution
The fourth proportional to 943,332.14, 1,301,656.81 and 529,853.05 is: 731,117.71
Step by Step Solution
- Step 1: Write the proportion equation
943,332.14 : 1,301,656.81 = 529,853.05 : x - Step 2: Convert to fraction form
943,332.14/1,301,656.81 = 529,853.05/x - Step 3: Cross multiply
943,332.14x = 1,301,656.81 × 529,853.05 - Step 4: Simplify right side
943,332.14x = 689,686,830,831.77 - Step 5: Solve for x
x = 689,686,830,831.77/943,332.14 - Step 6: Final answer
x = 731,117.71
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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.