Finding the Fourth Proportional to 935,813.98, 1,291,427.16 and 506,094.10
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Solution
The fourth proportional to 935,813.98, 1,291,427.16 and 506,094.10 is: 698,411.95
Step by Step Solution
- Step 1: Write the proportion equation
935,813.98 : 1,291,427.16 = 506,094.10 : x - Step 2: Convert to fraction form
935,813.98/1,291,427.16 = 506,094.10/x - Step 3: Cross multiply
935,813.98x = 1,291,427.16 × 506,094.10 - Step 4: Simplify right side
935,813.98x = 653,583,666,255.76 - Step 5: Solve for x
x = 653,583,666,255.76/935,813.98 - Step 6: Final answer
x = 698,411.95
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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.