Finding the Fourth Proportional to 708,385.26, 977,572.02 and 402,462.17
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Solution
The fourth proportional to 708,385.26, 977,572.02 and 402,462.17 is: 555,398.00
Step by Step Solution
- Step 1: Write the proportion equation
708,385.26 : 977,572.02 = 402,462.17 : x - Step 2: Convert to fraction form
708,385.26/977,572.02 = 402,462.17/x - Step 3: Cross multiply
708,385.26x = 977,572.02 × 402,462.17 - Step 4: Simplify right side
708,385.26x = 393,435,756,500.48 - Step 5: Solve for x
x = 393,435,756,500.48/708,385.26 - Step 6: Final answer
x = 555,398.00
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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.