Finding the Fourth Proportional to 602,335.20, 831,248.64 and 360,570.99
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Solution
The fourth proportional to 602,335.20, 831,248.64 and 360,570.99 is: 497,603.57
Step by Step Solution
- Step 1: Write the proportion equation
602,335.20 : 831,248.64 = 360,570.99 : x - Step 2: Convert to fraction form
602,335.20/831,248.64 = 360,570.99/x - Step 3: Cross multiply
602,335.20x = 831,248.64 × 360,570.99 - Step 4: Simplify right side
602,335.20x = 299,724,145,060.95 - Step 5: Solve for x
x = 299,724,145,060.95/602,335.20 - Step 6: Final answer
x = 497,603.57
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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.