Home / 662,246.10-993,369.15-163,610.10

Finding the Fourth Proportional to 662,246.10, 993,369.15 and 163,610.10

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Solution

The fourth proportional to 662,246.10, 993,369.15 and 163,610.10 is: 245,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,246.10 : 993,369.15 = 163,610.10 : x
  2. Step 2: Convert to fraction form
    662,246.10/993,369.15 = 163,610.10/x
  3. Step 3: Cross multiply
    662,246.10x = 993,369.15 × 163,610.10
  4. Step 4: Simplify right side
    662,246.10x = 162,525,225,968.42
  5. Step 5: Solve for x
    x = 162,525,225,968.42/662,246.10
  6. Step 6: Final answer
    x = 245,415.15

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Double scale
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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.