Finding the Fourth Proportional to 592,607.18, 817,800.06 and 320,675.06
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Solution
The fourth proportional to 592,607.18, 817,800.06 and 320,675.06 is: 442,532.75
Step by Step Solution
- Step 1: Write the proportion equation
592,607.18 : 817,800.06 = 320,675.06 : x - Step 2: Convert to fraction form
592,607.18/817,800.06 = 320,675.06/x - Step 3: Cross multiply
592,607.18x = 817,800.06 × 320,675.06 - Step 4: Simplify right side
592,607.18x = 262,248,083,308.50 - Step 5: Solve for x
x = 262,248,083,308.50/592,607.18 - Step 6: Final answer
x = 442,532.75
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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.