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Finding the Fourth Proportional to 846,797.10, 1,168,572.90 and 464,801.10

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Solution

The fourth proportional to 846,797.10, 1,168,572.90 and 464,801.10 is: 641,421.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,797.10 : 1,168,572.90 = 464,801.10 : x
  2. Step 2: Convert to fraction form
    846,797.10/1,168,572.90 = 464,801.10/x
  3. Step 3: Cross multiply
    846,797.10x = 1,168,572.90 × 464,801.10
  4. Step 4: Simplify right side
    846,797.10x = 543,153,969,350.19
  5. Step 5: Solve for x
    x = 543,153,969,350.19/846,797.10
  6. Step 6: Final answer
    x = 641,421.62

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Double scale
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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.