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Finding the Fourth Proportional to 662,495.60, 993,743.40 and 473,538.80

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Solution

The fourth proportional to 662,495.60, 993,743.40 and 473,538.80 is: 710,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,495.60 : 993,743.40 = 473,538.80 : x
  2. Step 2: Convert to fraction form
    662,495.60/993,743.40 = 473,538.80/x
  3. Step 3: Cross multiply
    662,495.60x = 993,743.40 × 473,538.80
  4. Step 4: Simplify right side
    662,495.60x = 470,576,057,143.92
  5. Step 5: Solve for x
    x = 470,576,057,143.92/662,495.60
  6. Step 6: Final answer
    x = 710,308.20

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Similar ratio
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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.