Finding the Fourth Proportional to 423,300.10, 584,135.85 and 232,316.74
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Solution
The fourth proportional to 423,300.10, 584,135.85 and 232,316.74 is: 320,587.06
Step by Step Solution
- Step 1: Write the proportion equation
423,300.10 : 584,135.85 = 232,316.74 : x - Step 2: Convert to fraction form
423,300.10/584,135.85 = 232,316.74/x - Step 3: Cross multiply
423,300.10x = 584,135.85 × 232,316.74 - Step 4: Simplify right side
423,300.10x = 135,704,536,389.13 - Step 5: Solve for x
x = 135,704,536,389.13/423,300.10 - Step 6: Final answer
x = 320,587.06
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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.