Finding the Fourth Proportional to 423,593.60, 584,521.08 and 232,602.80
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Solution
The fourth proportional to 423,593.60, 584,521.08 and 232,602.80 is: 320,970.95
Step by Step Solution
- Step 1: Write the proportion equation
423,593.60 : 584,521.08 = 232,602.80 : x - Step 2: Convert to fraction form
423,593.60/584,521.08 = 232,602.80/x - Step 3: Cross multiply
423,593.60x = 584,521.08 × 232,602.80 - Step 4: Simplify right side
423,593.60x = 135,961,239,867.02 - Step 5: Solve for x
x = 135,961,239,867.02/423,593.60 - Step 6: Final answer
x = 320,970.95
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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.