Finding the Fourth Proportional to 730,219.42, 1,006,267.35 and 558,332.14
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Solution
The fourth proportional to 730,219.42, 1,006,267.35 and 558,332.14 is: 769,400.80
Step by Step Solution
- Step 1: Write the proportion equation
730,219.42 : 1,006,267.35 = 558,332.14 : x - Step 2: Convert to fraction form
730,219.42/1,006,267.35 = 558,332.14/x - Step 3: Cross multiply
730,219.42x = 1,006,267.35 × 558,332.14 - Step 4: Simplify right side
730,219.42x = 561,831,402,937.63 - Step 5: Solve for x
x = 561,831,402,937.63/730,219.42 - Step 6: Final answer
x = 769,400.80
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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.