Finding the Fourth Proportional to 530,336.96, 732,135.84 and 409,206.08
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Solution
The fourth proportional to 530,336.96, 732,135.84 and 409,206.08 is: 564,913.37
Step by Step Solution
- Step 1: Write the proportion equation
530,336.96 : 732,135.84 = 409,206.08 : x - Step 2: Convert to fraction form
530,336.96/732,135.84 = 409,206.08/x - Step 3: Cross multiply
530,336.96x = 732,135.84 × 409,206.08 - Step 4: Simplify right side
530,336.96x = 299,594,437,113.91 - Step 5: Solve for x
x = 299,594,437,113.91/530,336.96 - Step 6: Final answer
x = 564,913.37
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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.