Finding the Fourth Proportional to 563,108.14, 777,104.99 and 342,345.07
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Solution
The fourth proportional to 563,108.14, 777,104.99 and 342,345.07 is: 472,445.77
Step by Step Solution
- Step 1: Write the proportion equation
563,108.14 : 777,104.99 = 342,345.07 : x - Step 2: Convert to fraction form
563,108.14/777,104.99 = 342,345.07/x - Step 3: Cross multiply
563,108.14x = 777,104.99 × 342,345.07 - Step 4: Simplify right side
563,108.14x = 266,038,060,487.17 - Step 5: Solve for x
x = 266,038,060,487.17/563,108.14 - Step 6: Final answer
x = 472,445.77
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1.5x scale
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.