Finding the Fourth Proportional to 552,378.17, 824,534.68 and 473,996.09
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Solution
The fourth proportional to 552,378.17, 824,534.68 and 473,996.09 is: 707,533.78
Step by Step Solution
- Step 1: Write the proportion equation
552,378.17 : 824,534.68 = 473,996.09 : x - Step 2: Convert to fraction form
552,378.17/824,534.68 = 473,996.09/x - Step 3: Cross multiply
552,378.17x = 824,534.68 × 473,996.09 - Step 4: Simplify right side
552,378.17x = 390,826,214,389.40 - Step 5: Solve for x
x = 390,826,214,389.40/552,378.17 - Step 6: Final answer
x = 707,533.78
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.