Finding the Fourth Proportional to 615,988.56, 849,595.53 and 530,092.08
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Solution
The fourth proportional to 615,988.56, 849,595.53 and 530,092.08 is: 731,123.74
Step by Step Solution
- Step 1: Write the proportion equation
615,988.56 : 849,595.53 = 530,092.08 : x - Step 2: Convert to fraction form
615,988.56/849,595.53 = 530,092.08/x - Step 3: Cross multiply
615,988.56x = 849,595.53 × 530,092.08 - Step 4: Simplify right side
615,988.56x = 450,363,861,656.40 - Step 5: Solve for x
x = 450,363,861,656.40/615,988.56 - Step 6: Final answer
x = 731,123.74
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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.