Finding the Fourth Proportional to 750,440.04, 1,035,600.05 and 406,267.14
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Solution
The fourth proportional to 750,440.04, 1,035,600.05 and 406,267.14 is: 560,644.75
Step by Step Solution
- Step 1: Write the proportion equation
750,440.04 : 1,035,600.05 = 406,267.14 : x - Step 2: Convert to fraction form
750,440.04/1,035,600.05 = 406,267.14/x - Step 3: Cross multiply
750,440.04x = 1,035,600.05 × 406,267.14 - Step 4: Simplify right side
750,440.04x = 420,730,270,497.36 - Step 5: Solve for x
x = 420,730,270,497.36/750,440.04 - Step 6: Final answer
x = 560,644.75
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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.