Finding the Fourth Proportional to 724,398.24, 999,395.28 and 533,866.08
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Solution
The fourth proportional to 724,398.24, 999,395.28 and 533,866.08 is: 736,533.04
Step by Step Solution
- Step 1: Write the proportion equation
724,398.24 : 999,395.28 = 533,866.08 : x - Step 2: Convert to fraction form
724,398.24/999,395.28 = 533,866.08/x - Step 3: Cross multiply
724,398.24x = 999,395.28 × 533,866.08 - Step 4: Simplify right side
724,398.24x = 533,543,240,504.10 - Step 5: Solve for x
x = 533,543,240,504.10/724,398.24 - Step 6: Final answer
x = 736,533.04
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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.