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Finding the Fourth Proportional to 496,237.20, 744,355.80 and 473,427.60

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Solution

The fourth proportional to 496,237.20, 744,355.80 and 473,427.60 is: 710,141.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,237.20 : 744,355.80 = 473,427.60 : x
  2. Step 2: Convert to fraction form
    496,237.20/744,355.80 = 473,427.60/x
  3. Step 3: Cross multiply
    496,237.20x = 744,355.80 × 473,427.60
  4. Step 4: Simplify right side
    496,237.20x = 352,398,579,940.08
  5. Step 5: Solve for x
    x = 352,398,579,940.08/496,237.20
  6. Step 6: Final answer
    x = 710,141.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.