Finding the Fourth Proportional to 657,177.24, 906,487.02 and 430,837.32
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Solution
The fourth proportional to 657,177.24, 906,487.02 and 430,837.32 is: 594,281.75
Step by Step Solution
- Step 1: Write the proportion equation
657,177.24 : 906,487.02 = 430,837.32 : x - Step 2: Convert to fraction form
657,177.24/906,487.02 = 430,837.32/x - Step 3: Cross multiply
657,177.24x = 906,487.02 × 430,837.32 - Step 4: Simplify right side
657,177.24x = 390,548,438,311.59 - Step 5: Solve for x
x = 390,548,438,311.59/657,177.24 - Step 6: Final answer
x = 594,281.75
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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.