Finding the Fourth Proportional to 963,294.19, 1,329,346.08 and 533,602.15
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Solution
The fourth proportional to 963,294.19, 1,329,346.08 and 533,602.15 is: 736,371.02
Step by Step Solution
- Step 1: Write the proportion equation
963,294.19 : 1,329,346.08 = 533,602.15 : x - Step 2: Convert to fraction form
963,294.19/1,329,346.08 = 533,602.15/x - Step 3: Cross multiply
963,294.19x = 1,329,346.08 × 533,602.15 - Step 4: Simplify right side
963,294.19x = 709,341,923,058.71 - Step 5: Solve for x
x = 709,341,923,058.71/963,294.19 - Step 6: Final answer
x = 736,371.02
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1.5x scale
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.